Evidence row 3069106

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/kb/agent-tool-security"
    ]
  ],
  "name": "Saylor Innovations Guide Library",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88",
          "memo": "saylor:agent-tool-security",
          "reference": "2E9RauJPhYMGLLCKEQZroM2rnE1nG77PPeRvDT9wpuUS",
          "session": "eyJhcnRpY2xlSWQiOiJhZ2VudC10b29sLXNlY3VyaXR5IiwicmVmZXJlbmNlIjoiMkU5UmF1SlBoWU1HTExDS0VRWnJvTTJybkUxbkc3N1BQZVJ2RFQ5d3B1VVMiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFUGpGV2RkNUF1ZnFTU3FlTTJxTjF4enliYXBDOEc0d0VHR2tad3lURHQxdiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MTQzOTgyNTkzM30.Wx9CFfblbdw07XcNe2kFGJYUd_HXJE6qSq7gLz-J5YE"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88",
          "memo": "saylor:agent-tool-security",
          "reference": "8hq5qs6WwCiBrSb5s89rdVhFrK9aX7qwtCPCbHu4xGwL",
          "session": "eyJhcnRpY2xlSWQiOiJhZ2VudC10b29sLXNlY3VyaXR5IiwicmVmZXJlbmNlIjoiOGhxNXFzNld3Q2lCclNiNXM4OXJkVmhGcks5YVg3cXd0Q1BDYkh1NHhHd0wiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFczl2TUZyemFDRVJtSmZyRjRIMkZZRDRLQ29Oa1kxMU1jQ2U4QmVud05ZQiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MTQzOTgyNTkzM30.2bSOoquY-hhWBMoroyqAL-bUyInVJhvcxCOfH-6px_Q"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:agent-tool-security",
          "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:agent-tool-security",
          "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:agent-tool-security",
          "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": "84223",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:agent-tool-security",
          "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": "86828",
          "reference": "AsKVDVo2ZRcLFNq23NLUPXSN4LaPsc8MXWTdiGRg7YK6",
          "session": "eyJhcnRpY2xlSWQiOiJhZ2VudC10b29sLXNlY3VyaXR5IiwicmVmZXJlbmNlIjoiQXNLVkRWbzJaUmNMRk5xMjNOTFVQWFNONExhUHNjOE1YV1RkaUdSZzdZSzYiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOm51bGwsIm1pbkFtb3VudCI6ODQyMjMsImV4cCI6MTc5MTQzOTgyNTkzM30.ktXzZOCC4adGj1WLFZegw82_MMlr3cG0f6YWb25RjUI",
          "solUsdPrice": 115.17
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Agent Tool Security Preflight — AI & Agents",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "body": "A go/no-go security decision for an agent tool, backed by a mapped authority boundary, tested abuse cases, least-privilege credentials, confirmation and spend limits, safe output handling, and an emergency disable path.",
              "c": "AI & Agents",
              "id": "agent-tool-security",
              "t": "Agent Tool Security Preflight"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "POST",
                    "PUT",
                    "PATCH",
                    "DELETE",
                    "HEAD"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "body": {
                      "type": "string"
                    },
                    "c": {
                      "type": "string"
                    },
                    "id": {
                      "type": "string"
                    },
                    "license": {
                      "type": "string"
                    },
                    "price": {
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "t": {
                      "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": "2026-10-08T06:08:25.979Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-08T06:08:25.801Z"
    },
    "resource": "https://saylorinnovations.com/api/kb/agent-tool-security",
    "serviceName": "Saylor Innovations Guide Library",
    "tags": [
      "agent-security",
      "tool-permissions",
      "trust-boundary",
      "preflight"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Agent Tool Security Preflight — AI & Agents"
}

What the leaf hashes

{"body":"ab6981e7f71b621075eff146e968e3237ca89df6ca285356a21e5bdc43d59fa0","id":3069106,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793822441202576,"prev":1792544,"subject":"x402_bazaar:https://saylorinnovations.com/api/kb/agent-tool-security","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x5e369474e24cbd867b429042d495754fee831fe0d120b055ea7400445c4da7bd
2. 0xf4c6be90100cfdb528f4c1749130e806007fbbb26605aa5be2447d07461c2037
3. 0xcb405f1923f16c281a9f86edcc4e98333ab76f0a270db031583305055affdf30
4. 0xceae0b2b922b2c479a3a034b9aa399e01efd8eab727dfebd0099c38260730bc5
5. 0x78ef0e896433756afe8ca966cf3b4798735c30e0d8b6de74a593bf617f777364
6. 0x18fbb6a2243e6de2ec20d2c83f05d7cfe6974f061c411fd4ebcc13f4760d2dff
7. 0x8570aee6ced0dc1fbba3aba25c34d1f36b9c21ffdd1882eee23dd60564cebb3f
8. 0x1709484df3b7ebd7e8b3e459173d203d982fb4761ba165c81700fbde18d56d78
9. 0xaf1af1772db9f2c2e6088898440aa2ff1d902e65b6db4abc97cb04fa9231819d
10. 0x3714d9003bb659d0e0058876750fed0f01d62442a79baccfb4243715f242d47f
11. 0xaf9262fadd5d47ff6a1aaa78901c73665f6adc97635b91122da79daf1ee41a85
12. 0xa09e4f0573d23d948d1d4a8a2f23a7586c7eff2b20746f7fe275f9913699c457
13. 0x8ce48cd53b5a4bfcc7ea30189cc8cbed3b53c5cd015b1e3422dbb3eaff8ffc27
14. 0x4c6a239112152a196e534957ed4fc38d90b1a49e17c6ec6aeb24e15cf6f3a341
15. 0xef57a5030e9f74924772ed82f2ec9d81269d0f11488e66c967d5fe90d002634f
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345