witness

active

Paid, attributable, perishable observation of public web facts. witness is an independent oracle: it observes one stated fact (e.g. a page rank) and returns a signed observation. Quote-first — run POST /quote with {url, extract, assertion, replicas:1} (free). Do not POST empty. A 200 means the experiment can be performed; only then pay POST /witness twice with the same body ($0.02 USDC via x402,…

DataBaseSolanax402 v2exactwitness.outbid.sh ↗︎

Settled via Coinbase, PayAI.

Transactions · 30d
183
Volume · 30d
$0.948
Unique buyers · 30d
8
Uptime · 30d
65.0%
Latency p50
215ms

Endpoints (5 live)

  • POST /witness — Independent fact + signed receipt. $0.01 USDC. (0.01 USDC on Base)
  • GET /verify/payout — Discovery challenge — the paid deliverable is POST /verify/payout. (0.05 USDC on Solana)
  • POST /verify/payout — Payout-claim verification against the TWZRD settlement corpus + signed receipt. $0.05 USDC. (0.05 USDC on Base)
  • POST /delivery/attest — Delivery attestation — signed receipt for one paid call. $0.01 USDC. (0.01 USDC on Solana)
  • GET /witness — Discovery challenge — the paid deliverable is POST /witness. (0.01 USDC on Solana)

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