Evidence row 60487

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://402atlas.com/api/verified"
    ]
  ],
  "name": "402atlas.com/api/verified",
  "owner_address": "0x20dcca105275f53ad67e0576a5b99555bbe591e5",
  "raw": {
    "accepts": [
      {
        "amount": "100000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x20dcca105275f53ad67e0576a5b99555bbe591e5",
        "scheme": "exact"
      }
    ],
    "description": "Which x402 services actually deliver — every one paid-tested with real USDC, receipts on-chain.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "meta": {
                "cutoff": "2026-10-12",
                "note": "Counts are read from the payload itself at request time, not hardcoded here.",
                "published_paid_calls": 395,
                "services": 101
              },
              "reading_guide": {
                "every_record_here_is_verified": "verdict is \"verified\" for every record by construction — a service that fails as a whole is simply absent. Filtering on verdict alone tells you nothing; read \"result\" and \"endpoints_to_skip\" instead.",
                "read_this_first": "Each record is one HOST. Its \"tested\" array lists the endpoints we actually paid for, each with the request, the response, an on-chain receipt and a verdict. \"surface\" says how many payable endpoints that host declares; \"coverage\" says how many of them we bought.",
                "the_full_guide_is_in_the_response": "reading_guide at the top of the payload explains every field, including what we deliberately held back and why.",
                "we_do_not_publish_a_blacklist": "There is no avoid list in this payload. The only negative information here is attached to a service we recommend: where one of its endpoints failed our check, that endpoint is named under \"endpoints_to_skip\" with the receipt that showed it."
              },
              "services_by_category": {
                "<category>": [
                  {
                    "coverage": {
                      "categories_tested": 9,
                      "categories_total": 117,
                      "endpoints_tested": 10,
                      "endpoints_total": 571,
                      "endpoints_total_is_lower_bound": true,
                      "paid_calls": 12
                    },
                    "domain": "2s.io",
                    "endpoints_to_skip": [
                      {
                        "endpoint": "GET /x402/v2/wallet-age-check",
                        "receipt": "https://basescan.org/tx/0xe887d03d909addcc36f6613a36f1a8775555f7ca1f4fddd3d80e647850eff59c",
                        "tested_at": "2026-09-09",
                        "what_happened": "Paid and settled; the response did not meet the check registered before payment ({\"age\":0,\"date_ok\":false,\"old_enough\":false})."
                      }
                    ],
                    "health": {
                      "endpoints_problem": 0,
                      "endpoints_unjudged": 0,
                      "last_weekly_probe": {
                        "answering_402": true,
                        "date": "2026-10-12"
                      },
                      "safe_default": true,
                      "still_answering_402": true,
                      "surface_measured_on": "2026-09-21"
                    },
                    "priceQuotedAt": "2026-10-12",
                    "priceUsd": 0.0025,
                    "result": {
                      "ok": 12,
                      "problem": 0,
                      "transport_only": 0
                    },
                    "surface": {
                      "total": 571,
                      "unit": "endpoint"
                    },
                    "tested": [
                      {
                        "description": "the seller's own description of THAT endpoint, with a pointer to where it came from",
                        "endpoint": "POST /api/example",
                        "evidence_grade": "A | B | C | D — null when result is problem",
                        "note": "why that verdict, in one sentence",
                        "pay": {
                          "asset": "0x…",
                          "network": "<caip-2>",
                          "payTo": "0x…",
                          "scheme": "exact"
                        },
                        "priceUsd": 0.001,
                        "request": "<what we sent>",
                        "response": "<what came back, in full unless it was too large to reproduce>",
                        "result": "ok | problem | transport-only",
                        "tx": "0x…",
                        "txUrl": "https://basescan.org/tx/0x…"
                      }
                    ],
                    "verdict": "verified"
                  }
                ]
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-24T04:18:34.711Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-24T04:18:34.381Z"
    },
    "resource": "https://402atlas.com/api/verified",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Which x402 services actually deliver — every one paid-tested with real USDC, receipts on-chain."
}

What the leaf hashes

{"body":"1477851091bdf51ab4f64832bd962e4fafee8f6d622003ba3dab5572a65d754b","id":60487,"kind":"listing","method":"baseline/1","observed_us":1793025448877181,"prev":null,"subject":"x402_bazaar:https://402atlas.com/api/verified","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x48f269b1a57370098d27171a172424486b44f7b3071b45f1017660ea5df7dbe8
2. 0x72375c1af63f8cb6a632712d15513999c449e15cb6858ccd2c7bb8864d7deaf3
3. 0x474418261eb0671350e589d271c61a908ba6962f71358ad51ad6e26fab91efe5
4. 0x05cf56d57c9a574d689be458abfb5d5488aefa4fcc9fe50f61ab205b0662f62e
5. 0xfc278fc5f768763b78927abc359b3d9476831b0f53ca1533c18218821fb8ef06
6. 0xf64a5804cd719512458462671db103105e4ad16a3e7b29ddc190bc012199d426
7. 0x59bf64e15ae195795020cae3775c6c3e61460a1bea96678692c894445f71ace7
8. 0x21df990b180946a41b9f9064a1a6934b7297ff770c1375f2a8cbea05e074eb12
9. 0xdc98eed29ed428130021b2bf80d7939b8396e0d04b1a16de2d1d0c0406cc6079
10. 0x1c31b9fd609755e3d960fab27bd2b1eb3a2104f15e3f9261a56d30e3613f4c01
11. 0xa40c09a143bc388ccac821ec3854902941c513470a57a806c98060a6d63aedf9
12. 0xee7d5711cd2515f4b08f3e4041d3d56304f9db6bffd82d82746f0f4ea43b8f26
13. 0xb86fa861d04737cb507e721eefbb066d26528fdb6017b1145c18d1223b93ee21
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae