Evidence row 120371

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/law/federal-register"
    ]
  ],
  "name": "Saylor Innovations Law Library",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:law:fedreg",
          "name": "USD Coin",
          "note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:law:fedreg",
          "name": "USD Coin",
          "note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:law:fedreg",
          "name": "USD Coin",
          "note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb",
          "memo": "saylor:law:fedreg",
          "reference": "AYaYPSWS9WX8WnRXdRz3j5USoKDqPkgNduJS9AU42Pma",
          "session": "eyJhcnRpY2xlSWQiOiJsYXc6ZmVkcmVnIiwicmVmZXJlbmNlIjoiQVlhWVBTV1M5V1g4V25SWGRSejNqNVVTb0tEcVBrZ05kdUpTOUFVNDJQbWEiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFUGpGV2RkNUF1ZnFTU3FlTTJxTjF4enliYXBDOEc0d0VHR2tad3lURHQxdiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MjQ3Njc4Nzc1N30._ZcMP0KBkgdFSNxS1hcjX14r2tEDJMxq-YWCo2ZDLME"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb",
          "memo": "saylor:law:fedreg",
          "reference": "8ZXcCR9gsa1YExVRsMgdFvpgg2XeWqFNVrRTeQbjQ9qk",
          "session": "eyJhcnRpY2xlSWQiOiJsYXc6ZmVkcmVnIiwicmVmZXJlbmNlIjoiOFpYY0NSOWdzYTFZRXhWUnNNZ2RGdnBnZzJYZVdxRk5WclJUZVFialE5cWsiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFczl2TUZyemFDRVJtSmZyRjRIMkZZRDRLQ29Oa1kxMU1jQ2U4QmVud05ZQiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MjQ3Njc4Nzc1N30.slrzMsrVZewwAjEnSxkn0D1vRqjq9zccsa9Q0lFqcPY"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "93000",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:law:fedreg",
          "native": true,
          "note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
          "quotedLamports": "95877",
          "reference": "DLo1uaxYPahR9QyoEfL8Zh6CmXi62aQDXpEmf8dxTp5S",
          "session": "eyJhcnRpY2xlSWQiOiJsYXc6ZmVkcmVnIiwicmVmZXJlbmNlIjoiRExvMXVheFlQYWhSOVF5b0VmTDhaaDZDbVhpNjJhUURYcEVtZjhkeFRwNVMiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOm51bGwsIm1pbkFtb3VudCI6OTMwMDAsImV4cCI6MTc5MjQ3Njc4Nzc1N30.l3i1q7APn1BSeZSkNgn7PB6l0wmotIbBUxEtzxTrv9I",
          "solUsdPrice": 104.3
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Federal Register rules, proposed rules and notices by keyword, agency and date, with effective dates and comment deadlines",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "q": "stablecoin"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 1,
              "documents": [
                {
                  "agencies": [
                    "Securities and Exchange Commission"
                  ],
                  "comments_close_on": null,
                  "document_number": "2026-19512",
                  "published": "2026-09-24",
                  "title": "Self-Regulatory Organizations; Coinbase Derivatives, LLC; Notice of Filing...",
                  "type": "Notice",
                  "url": "https://www.federalregister.gov/documents/2026/09/24/2026-19512/..."
                }
              ],
              "query": "stablecoin",
              "source": "Federal Register (National Archives)",
              "total_matches": 155
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "q": {
                      "description": "optional search text (query)",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "agency": {},
                    "count": {
                      "description": "Number of items returned",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "documents": {
                      "items": {
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "query": {
                      "description": "The query as the server interpreted it",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "source": {
                      "description": "Data source the values come from",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "total_matches": {
                      "description": "Total number of matches before any limit is applied",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "type": {
                      "description": "Type or kind"
                    }
                  },
                  "required": [
                    "documents"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790235422/bazaar-icons/bc5e2b3d111ebbef.jpg",
    "lastUpdated": "2026-10-20T06:11:07.804Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-20T06:11:07.474Z"
    },
    "resource": "https://saylorinnovations.com/api/law/federal-register",
    "serviceName": "Saylor Innovations Law Library",
    "tags": [
      "law",
      "legal",
      "federal-register",
      "us"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Federal Register rules, proposed rules and notices by keyword, agency and date, with effective dates and comment deadlines"
}

What the leaf hashes

{"body":"a935b5cf8582d70691a494c700c587ed1f66d4ced337ea6820e3e60cacdcf632","id":120371,"kind":"listing","method":"baseline/1","observed_us":1793025617960110,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/law/federal-register","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. 0xf91a74457ec7fcaf85d60633e256d8126e45f2c0b96a661d1110cf90c1d66337
2. 0x5114abb311110d14205d3dd1f55382a4a9b55433428d3de0fcc8345a38b11cda
3. 0xfc4b8c5f9db76fffc1a3faedec9dfbad293e9bdcf4f4b966a00e50f1c3408d3e
4. 0x5acb061531071c9814cedbfc61742de6fb858507ad4247bb8617c27c22e8cff1
5. 0xe0e9f1a7381f5b2ed4a5a0bbcbae9d71ef9a8a7870572bde6e520c899627d9d5
6. 0x74d69c956dde6c3fe4207551a1b8b75a9e107fee0568ff039c183797a7c43d6a
7. 0x57864ec5dcb7860aa579f799e4027c83415eafffadcf8620a711178246ac4588
8. 0xb165db0e65b4433f43fac2e5d501b647c8ecf6d03024c057e3272e33051ff64f
9. 0x178f4c4219957c8eed2451198ada4c53ca17c5d35969baf77c14c8ad54aa5dde
10. 0x921ec909afaac455249717b3fffa2561a28344c6c4dc7a3f57f7c3f136978f87
11. 0xe3be477672f672ad65922159dceef6444408759f2808a7a1e1ba87146cf5eee0
12. 0xf7eba200f6f1012d700fcc53fc6d57dcafd1019c920b1030d42fa21d4af95d94
13. 0x694eb701ea36a0e3dcde192253ab85a618738bdc1e3a6e582e6f8bf9647f7a6a
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae