Discover / penny-army-reference-mainnet.spruceboundgranitestudio.workers.dev

penny-army-reference-mainnet.spruceboundgranitestudio.workers.dev

Compare 1-10 DOI-bearing references against Crossref metadata: supplied title, ordered authors and/or year. Returns field agreements, discrepancies, ambiguities and provenance; does not verify scientific claims. 0.05 native USDC per completed batch on Base. Failed retrieval prevents settlement. Original-result recovery lasts 24 hours. No seller key for purchase/recovery. Valid payment, open session and capacity required. Examples are saved fixtures.

penny-army-reference-mainnet.spruceboundgranitestudio.workers.dev is listed as payable by AI agents over X402 on base in USDC. It answered a valid payment challenge when we last probed it at Sat, 26 Sep 2026 09:26:59 GMT.

Endpoint

https://penny-army-reference-mainnet.spruceboundgranitestudio.workers.dev/v1/compare-reference-metadata

Status■ Live
Facilitatorcdp
Listed in

x402-bazaar

First indexedSun, 20 Sep 2026 00:37:51 GMT

Probe history

last 8 probes
WhenResultHTTPMethodLatency
Sat, 26 Sep 2026 09:26:59challenge402http-402333ms
Fri, 25 Sep 2026 09:29:48challenge402http-402279ms
Thu, 24 Sep 2026 12:37:35challenge402http-402249ms
Wed, 23 Sep 2026 12:36:44no challenge404none47ms
Tue, 22 Sep 2026 15:27:49challenge402http-402437ms
Mon, 21 Sep 2026 17:01:45challenge402http-402407ms
Sun, 20 Sep 2026 21:26:04challenge402http-402279ms
Sun, 20 Sep 2026 00:37:58challenge402http-402329ms

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