Evidence row 527919

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://workspace-x402-paywall.onrender.com/crypto/prices"
    ]
  ],
  "name": "Spread Paywall API",
  "owner_address": "0xd7cdd563e8f6a249b076a702b7e2c233ccf3481d",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xD7CDd563e8F6A249B076A702b7e2C233CCF3481d",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "E21AWkUtLz4BP7AaT82CF7v86Kmv4YzN4NAR1FQnEmqy",
        "scheme": "exact"
      }
    ],
    "description": "Returns a JSON array of top cryptocurrencies by market cap with USD prices",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": "10"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "ok": true
            }
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "limit": {
                      "description": "Integer 1-50, number of results to return (default 10)",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T10:16:10.714Z",
    "quality": {
      "l30DaysTotalCalls": 7,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-27T10:16:10.523Z"
    },
    "resource": "https://workspace-x402-paywall.onrender.com/crypto/prices",
    "serviceName": "Spread Paywall API",
    "tags": [
      "crypto",
      "markets",
      "prices"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Returns a JSON array of top cryptocurrencies by market cap with USD prices"
}

What the leaf hashes

{"body":"2a551703ec7f32e9cda91d81b38b4c4aae1efa24c4ea28d34417ce390c9a20cb","id":527919,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124871862835,"prev":453211,"subject":"x402_bazaar:https://workspace-x402-paywall.onrender.com/crypto/prices","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xcfb92e84630ae7b8be67088845b962a06d1c10e83022d1e982d85ccf30af92d4
2. 0x2fd034114819af49da70f7f5e27d98a86eb30e74949e9c695eaaf619f8730440
3. 0x5981fb94b266dc01ae811fb9d8f874aa693b50853c57d13663fd35fceb1040d9
4. 0x18a5b62e1a12eb1ee5b5f59676a98625f391724d7124f33a1d84860a51e82971
5. 0xa261ee88494ac6867aa03a71f695472e3b0c8b5d22696033f974572441ae2efc
6. 0x4ede1d4a41ffa97726770ea33e77fb53b299ea02b18449bb7a7f3a22c6049ea4
7. 0x3dc28041eabbefe4090e01ced95ad4a1446802b7d5c7624851d47cdb55c38ccf
8. 0x7be3c9ca63a5f141ac8510028e8f4ecadc0fe1bc5566119530b63f70c7609a77
9. 0x177d5a70ab9db566a9064bbddd83bf5f1fe4d892b277ab68d30697786d82536d
10. 0xe4b828d8bdad17b0c2a6eb7fced153434264148dde46ed5778cbfe63a543d799
11. 0xb0a0345698a651d16a7835ce0273cac8edfc7fe365d4501567c913ca6658deb7
12. 0x38b115338d9e861f29b2feec4763340cc61f27fc2c2bbe5bf04934e95e485c6c
13. 0xc66f83a1320fe7c1faf22674eeeb7fae22ecd2f0b102d9619a484291f2ce104a
14. 0x8f676edfb4faaa290229d8f4f69ab721fc627424463d62f5146b3d1ca7f2f0c6
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4