{"as_of":"2026-10-16T06:24:48Z","audit_one":"https://blocksigner.org/commission/washaudit?payTo=<address>","caveats":["Statistical estimate from public on-chain data; it is not a finding about any operator's intent.","Merchant-funded payers can be legitimate: a merchant may fund its own customers' agents as a promotion or for testing.","Up to 40 payers per merchant and 1,000 recent transfers per address are traced; very large merchants are sampled.","The window counts USDC transfers into a payTo, not only facilitator-settled x402 payments."],"check_one":"https://blocksigner.org/commission/washcheck?payTo=<address>&trial=1","classes":[{"key":"merchant_funded","label":"Payer wallets funded directly by the merchant they pay","settlements":5635,"share_pct":53.88,"usdc":13992.11,"wallets":194},{"key":"single_merchant_linked","label":"Heavy single-merchant payers funded two hops from that merchant","settlements":423,"share_pct":2.15,"usdc":557.6,"wallets":2},{"key":"merchant_self","label":"Merchant payTo wallets paying themselves or another merchant","settlements":0,"share_pct":0.0,"usdc":0.0,"wallets":0},{"key":"light","label":"Light or unlinked payers","settlements":9246,"share_pct":43.79,"usdc":11371.2,"wallets":483},{"key":"shared_bot","label":"Independent wallets paying 3 or more merchants (autonomous sweepers)","settlements":1226,"share_pct":0.18,"usdc":46.3,"wallets":35}],"cross_chain":{"base":{"as_of":"2026-09-24T07:23:53Z","caveats":["Statistical estimate from public data, not a finding about any operator's intent.","Per-merchant payer stats are samples, not full 30-day histories.","The suspect class rests on one shared address or one common funder; a legitimate app funding its users' embedded wallets would look the same (and is still not third-party demand).","The long tail (20%) is not classified, so the linked share is a floor, not a ceiling.","None of the top six Base merchants by volume is registered in the Coinbase Bazaar."],"chain":"base","classes":[{"key":"merchant_self_ring","label":"Closed rings: merchant wallets whose only buyers are each other","share_pct":28.2,"usd":138189},{"key":"merchant_funded","label":"Payer wallets the merchant funds directly (USDC sent back to its own top payers)","share_pct":10.8,"usd":52785},{"key":"linked_multihop","label":"Payers funded through two or three hops from the merchant","share_pct":18.0,"usd":88266},{"key":"linked_suspect","label":"Shared withdrawal or treasury address between merchant and payers (suspect)","share_pct":14.1,"usd":68952},{"key":"unclear_large","label":"Large-ticket merchants with 1-3 payers and no link found","share_pct":9.0,"usd":44270},{"key":"long_tail","label":"Long tail of 36,838 smaller sellers, not classified (contains the real API economy)","share_pct":19.9,"usd":97777}],"headline":"57% of 30-day x402 volume on Base is merchant-self, merchant-funded or multi-hop linked with direct on-chain evidence; 71% including suspect operators. Within the top 15 merchants, 89% is linked (Algorand: 94%). The identifiable organic economy is about 3-4% of volume.","method":{"summary":"Same funder-trace method as the Algorand report: each top payer's ETH/USDC funders and outbound transfers were read; closed rings, merchant-funded and multi-hop-funded payers are classed as linked. No merchant is named here; the evidence is available in the paid audit.","version":"0.2.0-base"},"organic_tail":"Bazaar-registered API sellers (AI token verdicts, web search, data enrichment, prepaid cards) clear roughly $15-20K a month combined, several dominated by two or three bots each. The most organic-looking merchant has 2,706 unique buyers with a top payer at 5%.","scope":{"note":"Totals from the public x402scan index; the top 15 merchants (80% of volume) traced through Blockscout: 500 recent x402 transfers and up to 1,000 USDC inflows each, 20 payer wallets traced to their funders","sellers":36853,"top15_share_pct":80,"total_usd":490239,"transfers":2224679,"unique_buyers":66184},"title":"x402 on Base: payer integrity note","window":{"days":30,"to":"2026-09-24"}}},"elapsed_seconds":31,"headline":"56.0% of 30-day volume comes from wallets linked to the merchant being paid; independent multi-merchant payers account for 0.18%.","method":{"summary":"Every payer wallet was traced to its funders (inbound ALGO/USDC senders) and to its own outbound USDC to any known x402 payTo. A payer funded by the merchant it pays is classed merchant-funded; a heavy single-merchant payer whose funder was itself funded by that merchant is classed linked; wallets that pay three or more unrelated merchants are classed as shared bots.","url":"https://apeirontrade.github.io/provenance-site/methodology.html","version":"0.2.1-daily"},"per_merchant_grades":"https://blocksigner.org/commission/washreport","scope":{"distinct_payers":671,"merchants_analyzed":60,"note":"Every merchant in the latest Provenance wash report (the challenge leaderboard), traced through the public Algorand indexer; up to 40 payers per merchant","total_settlements":16530,"total_usdc":25967.21},"this_operator":{"grade":"D","payTo":"K5HIZPOUUUBQ5WJ6I3DT6NGIQUMALYJYSVVBY7CXA3BYBWY6225DNNBDSA","statement":"Almost all of Agent World's settlements are our own end-to-end tests from wallets we control, which we declare. We grade ourselves with the same code and publish it as a known-answer check."},"title":"Algorand x402 Challenge: payer integrity report","window":{"days":30,"from":"2026-09-16","to":"2026-10-16"}}