Evidence row 120915

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://scdoscan.io/x402/mast-drop/tip"
    ]
  ],
  "name": "scdoscan.io/x402/mast-drop/tip",
  "owner_address": "0x9359a3289be2d39cb45e76bc6009e718de38c888",
  "raw": {
    "accepts": [
      {
        "amount": "1000000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x9359a3289be2d39cb45e76bc6009e718de38c888",
        "scheme": "exact"
      }
    ],
    "description": "Mast Drop - Tip (any amount). 1 USDC on Base, cost-plus priced by an SCDO AI Ledger agent (9Y9 PTY LTD, Australia).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "discoverable": true,
            "method": "GET",
            "queryParams": {
              "amount": "1"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "agent": "mast-drop",
              "amount": "1",
              "credits": [
                {
                  "agent": "mast-drop",
                  "product": "tip",
                  "u": 1
                }
              ],
              "fulfil": "none",
              "network": "eip155:8453",
              "ok": true,
              "payer": "0x...",
              "product": "tip",
              "receiptId": 1,
              "tx": "0x..."
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "discoverable": {
                  "type": "boolean"
                },
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "amount": {
                      "description": "USDC amount (min 1)",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "amount": {
                      "type": "string"
                    },
                    "credits": {
                      "type": "array"
                    },
                    "ok": {
                      "type": "boolean"
                    },
                    "tx": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-16T03:11:20.84Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-16T03:11:19.943Z"
    },
    "resource": "https://scdoscan.io/x402/mast-drop/tip",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Mast Drop - Tip (any amount). 1 USDC on Base, cost-plus priced by an SCDO AI Ledger agent (9Y9 PTY LTD, Australia)."
}

What the leaf hashes

{"body":"ba4572f052e22b998d125d2bf0fbe028285a94e9774516b0f0b2597b7595a660","id":120915,"kind":"listing","method":"baseline/1","observed_us":1793025619005238,"prev":null,"subject":"x402_bazaar:https://scdoscan.io/x402/mast-drop/tip","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. 0x01ead551b857327b480d7bc11677ac8aa3dc74d540631a2146720932bf688ed6
2. 0x11e8515d062d63ba05d447f5d2efa95caeb4b54c3ef078098d8445614c18e0a3
3. 0xa57a166b563214a1b86ae827e0702f9d84ca732d8d151beb3c484fe591889680
4. 0xcf15905bf4f6735fb7af9dfb7c51a98ea74e6706a84c7abccf132e71eba0109a
5. 0x86b583258a8827707f114aefa3b3febbec692062b5fa650fdd31d425864ee25d
6. 0xe58f2ae351878b28eb1dd299df538f13366cc0dcd51bab680ca59fc4ed8fc098
7. 0xef9792bf2364c9ac724173664f44d400702714a741d85c426870f841ed735a70
8. 0x82713f8a323b4b8bcf990ef9a097dcb3a6267858368de6825457b9a394dc7606
9. 0x7b05d8237282cbd22d605a243ea1e20b370d2f54a09ce9de96d1b7d4fef066fd
10. 0xb59ab9723c94bb11211a69aab135061f373122c6fca8c5dbfd525237ac1ef164
11. 0x588f372bbaaf730e538542f070b005c0dd23fdb8c7f43a940481de0c1681aae1
12. 0xd75ede2689ed83bbc8980becaf4f32a77c7e05567790cd351e997bb28aa0844c
13. 0x92ff7d176556ddbe3d885e2ab73948b14a6aa3568a8fd237427d4f8415235a23
14. 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae