Evidence row 120080

Observed 26 Oct 2026, 14:40 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://saylorinnovations.com/api/kb/client-software-handoff
Recorded: 26 Oct 2026, 14:40 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: c4dc276269b6d14e9d5f1509dd2638ab6b4b591e94590e254c0bb9c61efbcc4d
Leaf: 0x70407e7ed3a02b4268c64ddd7ce9b809ebde98b41e89372e216ad9163c042479

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/kb/client-software-handoff"
    ]
  ],
  "name": "Saylor Innovations Guide Library",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:client-software-handoff",
          "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:client-software-handoff",
          "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:client-software-handoff",
          "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": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP",
          "memo": "saylor:client-software-handoff",
          "reference": "C7seMVnMh9PXdEm6z4dQtktYt5Jzzrifgu161Lo12cj1",
          "session": "eyJhcnRpY2xlSWQiOiJjbGllbnQtc29mdHdhcmUtaGFuZG9mZiIsInJlZmVyZW5jZSI6IkM3c2VNVm5NaDlQWGRFbTZ6NGRRdGt0WXQ1Snp6cmlmZ3UxNjFMbzEyY2oxIiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRVBqRldkZDVBdWZxU1NxZU0ycU4xeHp5YmFwQzhHNHdFR0drWnd5VER0MXYiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI0NjA4OTI5OTh9.32rDY5QOAIDEyP4BN93BvLiqYus5SGMJKLeEzLebRlE"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP",
          "memo": "saylor:client-software-handoff",
          "reference": "AjhXHkW8GPBqrBrtLfhUBaGtoJL2EeAJZhi6vRCS5a1U",
          "session": "eyJhcnRpY2xlSWQiOiJjbGllbnQtc29mdHdhcmUtaGFuZG9mZiIsInJlZmVyZW5jZSI6IkFqaFhIa1c4R1BCcXJCcnRMZmhVQmFHdG9KTDJFZUFKWmhpNnZSQ1M1YTFVIiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRXM5dk1GcnphQ0VSbUpmckY0SDJGWUQ0S0NvTmtZMTFNY0NlOEJlbndOWUIiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI0NjA4OTI5OTh9.07XeVz09HlUCgscMwe858UT8P4uGd01DJQ91dC3DRt8"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "92751",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:client-software-handoff",
          "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": "95620",
          "reference": "CjdiAkhBm1cbvqGxED1HLxdYZmr9GMHZwF94tKAuCnpV",
          "session": "eyJhcnRpY2xlSWQiOiJjbGllbnQtc29mdHdhcmUtaGFuZG9mZiIsInJlZmVyZW5jZSI6IkNqZGlBa2hCbTFjYnZxR3hFRDFITHhkWVptcjlHTUhad0Y5NHRLQXVDbnBWIiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjpudWxsLCJtaW5BbW91bnQiOjkyNzUxLCJleHAiOjE3OTI0NjA4OTI5OTh9.JYNVEbx7i5ZSade9rSS8m9ZuJ07RiA5qtfuAV5-4-G8",
          "solUsdPrice": 104.58
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Client software handoff - release artifacts, licenses, deployment docs, credentials boundary and acceptance",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "body": "A payment- and acceptance-aware software delivery containing immutable release artifacts/source, ownership and license records, deployment/recovery instructions, credential transfer boundaries, acceptance evidence, support terms, and a signed receipt without surrendering unpaid leverage prematurely.",
              "c": "Business & Operations",
              "id": "client-software-handoff",
              "t": "Client Software Handoff Guide"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "body": {
                      "description": "Main body text",
                      "type": "string"
                    },
                    "c": {
                      "description": "Category of the guide",
                      "type": "string"
                    },
                    "id": {
                      "description": "Identifier of the record",
                      "type": "string"
                    },
                    "license": {
                      "description": "License identifier",
                      "type": "string"
                    },
                    "price": {
                      "description": "Price",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "t": {
                      "description": "Title of the guide",
                      "type": "string"
                    }
                  },
                  "required": [
                    "id",
                    "t",
                    "c",
                    "body"
                  ],
                  "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": "2026-10-20T01:46:13.052Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-20T01:46:12.765Z"
    },
    "resource": "https://saylorinnovations.com/api/kb/client-software-handoff",
    "serviceName": "Saylor Innovations Guide Library",
    "tags": [
      "client-handoff",
      "documentation",
      "software-delivery"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Client software handoff - release artifacts, licenses, deployment docs, credentials boundary and acceptance"
}

What the leaf hashes

{"body":"c4dc276269b6d14e9d5f1509dd2638ab6b4b591e94590e254c0bb9c61efbcc4d","id":120080,"kind":"listing","method":"baseline/1","observed_us":1793025617200883,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/kb/client-software-handoff","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).

0x7040c3191f66ff85a90019ec900ac7a6d14c5b3874a41fa9a8cfe8cbee86c508
0xf14d1c97ff69455a50c5f783ea3e7fad61c028bf82e3ce94091b939530b54e6e
0x262b23757c8a7e4970646dc9e9721f70350f09b3286dbc9ece2a3ec2bda2e278
0x8f98fe8f1aea9833d792254f416bf7e939ec463e57be0d832e16b6bfb837997d
0xc204760f93686d6160c7afda22abe7106116c24457dd52bac8e2e7b179fe9219
0xf39fcfe23e90abca6dee02cb72c0b6cebb14e48695883d8e055de30f359376e6
0x85b98d2cee8deda6ad93ab4c93c246f6404d9115d0852ddd83d9d3664a40d81b
0x84740acdfa15c3453249997de47399df05552438779dff236ee64c2a084059ff
0x6b772998359d0f60f0a087cf071ec87ae4529378e09cdd68ec0e7418c896d406
0x19792535bf1364a9338820b204b05ce0f6bf3690fa1496a73e82726a450f66c4
0x83da3d3b0ffc00454b09f0b6f54a0a4bb8b5fabd87854d6bb2d7abda681b5d72
0x5be1d69fd9353c3a75685caffea8c98e8f079f5072011c82517cc5f365ba32f8
0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON