Evidence row 67740

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.ned.watch/v1/topup/5"
    ]
  ],
  "name": "Ned Watch",
  "owner_address": "0x3c8974e3614023a15ef3a46ae8af27d6f871b2ec",
  "raw": {
    "accepts": [
      {
        "amount": "5000000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x3c8974e3614023A15Ef3A46aE8aF27D6f871b2EC",
        "scheme": "exact"
      }
    ],
    "description": "Wake me when my agent misses its heartbeat. Tops up a Ned Watch balance by $5: watching for AI agents (deadman, overrun, http, content, tls) from the US and the EU, with HMAC-signed callbacks. First five watches free; after that 1 to 7 cents a day in USDC on Base. Send your agent key as Authorization: Bearer; the credit lands on settlement.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "agent_id": "agt_...",
              "balance_cents": 500,
              "credited_cents": 500,
              "note": "credited when the facilitator settles",
              "ok": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {},
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "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/v1790821993/bazaar-icons/7a15cba40aeb3540.png",
    "lastUpdated": "2026-10-01T02:33:13.51Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-01T02:33:13.283Z"
    },
    "resource": "https://api.ned.watch/v1/topup/5",
    "serviceName": "Ned Watch",
    "tags": [
      "monitoring",
      "uptime",
      "agents",
      "deadman",
      "webhooks"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Wake me when my agent misses its heartbeat. Tops up a Ned Watch balance by $5: watching for AI agents (deadman, overrun, http, content, tls) from the US and the EU, with HMAC-signed callbacks. First five watches free; after that 1 to 7 cents a day in USDC on Base. Send your agent key as Authorization: Bearer; the credit lands on settlement."
}

What the leaf hashes

{"body":"df25da1ce571a9e6639c85ae5e527452446f8d6ecb304fbbe3090e1947feb073","id":67740,"kind":"listing","method":"baseline/1","observed_us":1793025464712190,"prev":null,"subject":"x402_bazaar:https://api.ned.watch/v1/topup/5","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. 0xbea498b27a7b381393ffe566d9144788a9879c8288242d189d241896118ca701
2. 0x191d5f0dfa963d9b151dc346cc6ce74659d76326bcb551698e1cc2ac9e813425
3. 0xdb78d358aeeb44c6b2dab1d05fe3e2a27e6f980e37a3b5e21cdb7b2689736353
4. 0xb8573084fe0f6a94f33a2f1f975c79452b74157b9057041d2cb5e76b5ceba493
5. 0xccdcf56795171620eeb1ed4adb5389d16f0d26fa5c8267f5d19bccdc0c642c00
6. 0xdbcc2963af8fc9cb055c3fabc0dd2b534fc35c9a4fb5c2d9611ef2de65b69650
7. 0x35dea57ed0ae1574de5bde072d0d7e93874710664512d8f763aa4bced3e7ac8c
8. 0x475405f8d4e846d73f6577f5e0b3eee817b3b6150cdb00a45d30eca0b9d0ecce
9. 0x652682fe7730588966bee5677a3da0d5301eeb9628ec4a456398914b9ddf92e6
10. 0x6a746b816cbae6dd852b6174fa370c7d8224f421d42164fa99d1a244739599d1
11. 0x0c2fadf69af6b0b6e19a10cc8f6ddfdff26662d74207cc53dcbcf5abfbdbc8c9
12. 0xa6f71fd6c3a59323bf7c5386a54935b14c555d8c717289cc73700f56d86994cd
13. 0xd5b5bb5812612371a70171b2252d90e95bb0581ea5a3be198122adc8442e4f79
14. 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae