Evidence row 120914

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://scdoscan.io/x402/mast-drop/item-pack"
    ]
  ],
  "name": "scdoscan.io/x402/mast-drop/item-pack",
  "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 - Item pack (coins x500, non-withdrawable). 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",
            "type": "http"
          },
          "output": {
            "example": {
              "agent": "mast-drop",
              "amount": "1",
              "credits": [
                {
                  "agent": "mast-drop",
                  "product": "item-pack",
                  "u": 1
                }
              ],
              "fulfil": "credit",
              "network": "eip155:8453",
              "ok": true,
              "payer": "0x...",
              "product": "item-pack",
              "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"
                },
                "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": "2026-10-16T03:11:12.211Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-16T03:11:11.348Z"
    },
    "resource": "https://scdoscan.io/x402/mast-drop/item-pack",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Mast Drop - Item pack (coins x500, non-withdrawable). 1 USDC on Base, cost-plus priced by an SCDO AI Ledger agent (9Y9 PTY LTD, Australia)."
}

What the leaf hashes

{"body":"b0ff34daa160a2e29e7104872d54985e18b418523707c5e48dd3dbae61f63d62","id":120914,"kind":"listing","method":"baseline/1","observed_us":1793025619004292,"prev":null,"subject":"x402_bazaar:https://scdoscan.io/x402/mast-drop/item-pack","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. 0x9bc350596498d1376e4d530b60d3f1c558169700bf1e8c9ae8aae7ce956ba47a
2. 0xa13625242c6c3d0adc7c425e64b42b9f4defe59593521ce4bb87e841d79d7dbd
3. 0xff98daf8a563dc064d9d981a0a61f3c061afda85c10f5ace9d2dae947d37879d
4. 0x097f4cdc27ce6f237fa008a4937e4cdd4a03821c05cadadb44a5b92f04744aad
5. 0xa6fa270d3dab45dcc035affbb5f66202e6022e424ad5208c7388250c21e3ef4a
6. 0xd02f16a7aa618c49c7525d61bf9581c741482464edf80f66e961a5870c0dfb7d
7. 0xab6819c7bc8566d77cf228285ec4c7545ec609ffb5ba157e328021a453999889
8. 0x015b42a4307e76ee91afb191b9fccf47d338d84f020224d30243e65e8e9baef6
9. 0x12668d82c235cb565cf6da8849b18272622c6d52b1d9cb8f823dec4442b902be
10. 0x7fc9c551c0bf3724729ea13bb68249f1874a045c6cfd4d9564abfe126a968bcf
11. 0xb79ffe067e46a7abdcd59167d8556c652ce9f0f297fbf7808095f49485591c09
12. 0xd253212b3d5f7245423cc951067880bc2069b90eeee521363fcee13ebbd606ae
13. 0x99a4e0f8b23989f58b564c1b6e419578b4388f6e0dbf6e50177c1bd476302d0e
14. 0x6713795704ddd9c528d421fadd9cc96b0200a4ddbba84f88e718d4968dde888b
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae