Which specific claim does Agent Economy Weekly make about signed x402 payment authorization, and what supports that claim?
10/2/2026, 3:00:39 PM · llm:deepseek:deepseek-v4-flash + heuristic (fallback from llm:mimo:mimo-v2.5) on 1 step
> ⚠ Low confidence — 2 sub-claims remain below the evidence threshold within budget. Treat this as provisional.
Agent Economy Weekly claims that x402 revives the dormant HTTP 402 "Payment Required" status as a real payment rail, and that within this flow a server responds 402 with machine-readable payment requirements while the client signs a payment authorization and retries . The support offered for this claim is the abstract-page description of the x402 mechanism itself, which states that the server responds 402 with machine-readable payment requirements and the client signs a payment authorization and retries . The source does not provide further evidence such as implementation details, code, or external validation for the signed-authorization claim; only the abstract-level description is available . The other supplied source, Cointelegraph.com News, does not address x402 or signed payment authorization at all.
Evidence ledger — supporting quotes
What specific claim does Agent Economy Weekly make about signed x402 payment authorization?
0%No supporting evidence
What evidence or support does Agent Economy Weekly provide for that claim?
0%“A server responds 402 with machine-readable payment requirements; the client signs a payment authorization and retries.” [S2] x402 turns HTTP 402 into an agent payment rail
Research evidence matrix
Compare research claims with cited sources and inspect recorded excerpts. An empty cell means no inspectable excerpt was recorded; it does not establish whether a claim is true, false, or disputed. Coverage and agent confidence are not measured accuracy.
| Research claim | Inspection status | [S2] x402 turns HTTP 402 into an agent payment railPublication: Agent Economy WeeklyPublished: Not recorded |
|---|---|---|
| What specific claim does Agent Economy Weekly make about signed x402 payment authorization? | No inspectable excerpt recorded | No excerpt recorded |
| What evidence or support does Agent Economy Weekly provide for that claim? | Recorded excerpt | Inspect 1 excerptA server responds 402 with machine-readable payment requirements; the client signs a payment authorization and retries. |
Reference export
1 article references. Recorded titles, links and dates; observed scholarly records also include supplied authors, DOI and journal metadata with read limits. Review metadata before using in a paper. Import RIS into Zotero with File → Import.
Cited sources and references
- 2x402 turns HTTP 402 into an agent payment railAgent Economy Weekly100%$0.015 planned
Decision log · 83 steps
Breaking down: "Which specific claim does Agent Economy Weekly make about signed x402 payment authorization, and what supports that claim?"
Identified 2 research target(s) to investigate; these are not established facts
Deep mode: up to 4 paid/cached/public reads plus one bounded gap-expansion pass when needed.
Web search: 3/3 planned queries attempted, 3 succeeded, 24 public page previews, 0 unavailable queries. Snippets are discovery only. Public reads spend no USDC; model and service operating costs remain separate.
Discovered 21 verified creator source(s) and 29 free public reference(s)
Recalled 60 past runs on this subject — how these sources performed when they were available.
ERC-8004 reputation loaded — composite scores on this subject.
Claim-aware portfolio (exhaustive; bounded selection, not a claim of global optimality) selected 1/1 positive proposal(s): 0 free/cache selections + 1 paid fresh selections, predicting 0/2 claim(s) above the evidence floor with $0.002000/$0.015000 fetch USDC reserved.
Free-preview pre-check covers 1/2 sub-claims (50%). The agent may buy only claim-targeted sources and will label the answer provisional if paid evidence stays thin.
Strong topical match on economy, make, addresses sub-claim 1; worth the 0.002 USDC toll. — selected for the claim-aware evidence portfolio (targets claim 1; $0.002000 fetch USDC, 1 attention slot).
Weak match (no key terms); not worth 0 USDC. - free public feed reference; no purchase or creator reward.
Weak match (only support); not worth 0 USDC. - free public feed reference; no purchase or creator reward.
Weak match (only agent); not worth 0 USDC. - free public feed reference; no purchase or creator reward.
Weak match (no key terms); not worth 0 USDC. - free public feed reference; no purchase or creator reward.
Weak match (no key terms); not worth 0 USDC. - free public feed reference; no purchase or creator reward.
Strong topical match on agent, economy, signed, payment, authorization, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.36, minimum 0.45, with a required claim target).
Strong topical match on specific, x402, payment, authorization, supports, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.43, minimum 0.45, with a required claim target).
Strong topical match on agent, x402, payment, authorization, supports, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.36, minimum 0.45, with a required claim target).
Strong topical match on agent, x402, payment, authorization, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on claim, agent, economy, x402, payment, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.36, minimum 0.45, with a required claim target).
Strong topical match on agent, economy, x402, payment, authorization, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.43, minimum 0.45, with a required claim target).
Strong topical match on agent, economy, x402, payment, support, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.36, minimum 0.45, with a required claim target).
Strong topical match on agent, x402, payment, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.21, minimum 0.45, with a required claim target).
Strong topical match on agent, x402, payment, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.21, minimum 0.45, with a required claim target).
Strong topical match on agent, payment, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.14, minimum 0.45, with a required claim target).
Strong topical match on agent, signed, x402, payment, authorization, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.36, minimum 0.45, with a required claim target).
Strong topical match on agent, signed, x402, payment, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on agent, signed, x402, payment, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on agent, economy, x402, payment, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on claim, agent, x402, payment, authorization, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.36, minimum 0.45, with a required claim target).
Strong topical match on x402, payment, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.14, minimum 0.45, with a required claim target).
Strong topical match on agent, payment, addresses sub-claim 1; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.14, minimum 0.45, with a required claim target).
Strong topical match on claim, agent, economy, payment, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on agent, payment, evidence, support, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on agent, economy, payment, authorization, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on specific, agent, economy, payment, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on agent, economy, weekly, payment, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.29, minimum 0.45, with a required claim target).
Strong topical match on agent, economy, payment, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.21, minimum 0.45, with a required claim target).
Strong topical match on agent, economy, payment, addresses sub-claim 1 & 2; worth the 0 USDC toll. - free public original-page READ selection (not a cache hit); no purchase or creator reward. — cached bytes are free, but this read does not clear the attention gate (EV 0.21, minimum 0.45, with a required claim target).
Weak match (no key terms); not worth 0.003 USDC.
Already cached and still relevant (matches agent, economy, weekly, x402, payment); reuse for free instead of paying again. — cached bytes are free, but this read does not clear the attention gate (EV 0.36, minimum 0.45, with a required claim target).
Weak match (no key terms); not worth 0.005 USDC.
Weak match (only make); not worth 0.003 USDC.
Weak match (no key terms); not worth 0.002 USDC.
Weak match (no key terms); not worth 0.002 USDC.
Weak match (only evidence); not worth 0.002 USDC.
Weak match (no key terms); not worth 0.002 USDC.
Weak match (no key terms); not worth 0.004 USDC.
Weak match (only support); not worth 0.003 USDC.
Weak match (only agent); not worth 0.003 USDC.
Weak match (no key terms); not worth 0.004 USDC.
Weak match (no key terms); not worth 0.003 USDC.
Weak match (no key terms); not worth 0.002 USDC.
Weak match (only economy); not worth 0.002 USDC.
Weak match (no key terms); not worth 0.002 USDC.
Weak match (only economy); not worth 0.002 USDC.
Weak match (only x402); not worth 0.003 USDC.
Already cached and still relevant (matches x402, payment); reuse for free instead of paying again. — cached bytes are free, but this read does not clear the attention gate (EV 0.14, minimum 0.45, with a required claim target).
Already cached and still relevant (matches x402, payment, evidence); reuse for free instead of paying again. — cached bytes are free, but this read does not clear the attention gate (EV 0.21, minimum 0.45, with a required claim target).
Agent spend wallet ready: 0x29028Fe1122E17Fe7863A22701e863FE4DaE1aFB (balance sufficient)
Paying $0.002 toll to read Cointelegraph.com News — China warns foreign spies about crypto, Singapore dominates Asia: Asia Express…
Paid $0.002 to Cointelegraph.com News — China warns foreign spies about crypto, Singapore dominates Asia: Asia Express (settled 707eb07c-e…) — S1
Sub-claim "What specific claim does Agent Economy Weekly make about sig…": 0% covered
Sub-claim "What evidence or support does Agent Economy Weekly provide f…": 0% covered
The only gathered source (S1) is a Cointelegraph Asia Express abstract about Singapore, South Korea, and Chinese spy warnings. It contains no mention of Agent Economy Weekly, x402 payment authorization, signed payment authorization, or any supporting evidence for such a claim. Therefore neither sub-claim is covered. The assessment does not establish a complete supported answer for every requested part.
Sub-claim "What specific claim does Agent Economy Weekly make about sig…": 10% covered — No gathered passage from Agent Economy Weekly is present. The only gathered source (S1, Cointelegraph) is unrelated to x402 or Agent Economy Weekly. The skipped source 'Agent Economy Weekly — x402 turns HTTP 402 into an agent payment rail' has a preview only about x402 turning HTTP 402 into a payment rail, which is topical context but does not state any claim about signed payment authorization.
Sub-claim "What evidence or support does Agent Economy Weekly provide f…": 0% covered — No passage from Agent Economy Weekly or any supporting evidence for a signed x402 authorization claim is supplied. The skipped Agent Economy Weekly preview contains no evidence or support details.
Both sub-claims are below 0.5. The only affordable source that directly concerns Agent Economy Weekly's x402 claim is 'Agent Economy Weekly — x402 turns HTTP 402 into an agent payment rail' at $0.004, which fits the remaining $0.013 budget. Other x402 sources are not from Agent Economy Weekly and would not answer what that publication specifically claims or how it supports it. Buying the Agent Economy Weekly item is the minimal, highest-priority purchase to fill the gap.
Filling gap — buying Agent Economy Weekly — x402 turns HTTP 402 into an agent payment rail ($0.004)…
Paid $0.004 to Agent Economy Weekly — x402 turns HTTP 402 into an agent payment rail (settled 1d493d0a-1…) — S2
Final check — "What specific claim does Agent Economy Weekly make about sig…": 50% assessed by S2
Final check — "What evidence or support does Agent Economy Weekly provide f…": 0% assessed
Final coverage assessment — The supplied Agent Economy Weekly passage (S2) states that the client signs a payment authorization and retries, but it does not make any specific claim about signed x402 payment authorization beyond that general description, nor does it provide evidence or support for such a claim. The Cointelegraph passage (S1) is unrelated to x402 or signed payment authorization. The assessment does not establish a complete supported answer for every requested part.
Synthesizing a grounded answer from 2 source(s)…
Relevance review returned; only checked excerpts can retain support, and review cannot raise it.
Below support/reward gate — S2 supports claim 1 at 10%: “x402 revives the dormant HTTP 402 'Payment Required' status as a real payment rail.”
Verified — S2 supports claim 2 at 90%: “A server responds 402 with machine-readable payment requirements; the client signs a payment authorization and retries.”
Rejected 0 invalid evidence span(s) and 1 unsupported citation marker(s); rejected markers cannot receive citation rewards.
Drafted answer citing 1 source(s)
Confidence: Low — 2 sub-claims remain below the evidence threshold.
Agent Economy Weekly contributed 100% - reward $0.015
Settled $0.015 citation reward → Agent Economy Weekly (36d5d866-d…)
Done. Spent $0.021 across 3 confirmed/simulated payment(s) to creators.
Portable research receipt
Take the evidence trail with you
One deterministic JSON bundle binds the answer, visible decisions, exact article versions, claim evidence and a Circle-settlement snapshot under SHA-256. Retain the digest to detect later changes; the self-check is not a publisher or Keryx signature.
Exact receipt still current
1 exact cited article version still match Keryx's current index.
Carries this dispatch’s question as context — never its answer. The next dispatch is read from sources bought for it.