Evidence row 278496

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.pulsewatch.us/v1/incidents"
    ],
    [
      "x402",
      "https://api.pulsewatch.us/v1/status"
    ]
  ],
  "name": "api.pulsewatch.us",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "api.pulsewatch.us",
    "endpoints": [
      {
        "description": "List recent outages and incidents for one SaaS vendor. $0.01 USDC on Base per call. Returns up to 10 most recent incidents (title, status, severity, start and resolve times) from PulseWatch. Unknown vendors return 404, not charged. Don't use this for live up/down status; use /v1/status.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "stripe",
            "group": "query",
            "name": "vendor",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "PulseWatch Status API",
        "tags": [
          "incident-history",
          "outage",
          "vendor-incidents",
          "saas-status"
        ],
        "url": "https://api.pulsewatch.us/v1/incidents"
      },
      {
        "description": "Is a vendor down right now? Current outage status for one SaaS vendor. $0.01 USDC on Base per call. Returns status, active-incident summary, last-checked time, source URL and freshness fields, read live from PulseWatch. Unknown vendors return 404, not charged. Don't use this for past incidents; use /v1/incidents.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "stripe.com",
            "group": "query",
            "name": "vendor",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "7",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "PulseWatch Status API",
        "tags": [
          "is-it-down",
          "outage",
          "status-page",
          "saas-status",
          "vendor-monitoring"
        ],
        "url": "https://api.pulsewatch.us/v1/status"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "api-pulsewatch-us",
    "integrationType": "",
    "isNew": false,
    "name": "api.pulsewatch.us",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.01",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.01"
    },
    "provider": "api.pulsewatch.us",
    "providerUrl": "",
    "serviceName": "PulseWatch Status API",
    "tags": [
      "incident-history",
      "outage",
      "vendor-incidents",
      "saas-status",
      "is-it-down",
      "status-page",
      "vendor-monitoring"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"defa957ec84b110262b0e7571a583db188bccbdaee9dfdef7dd65467a9cdd8b1","id":278496,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793042074237638,"prev":235627,"subject":"agentic_market:api-pulsewatch-us","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. 0xa70591d7d61bc8a2a2250e24193f49a8a507c0f34ac9711827333a46d1a670ae
2. 0xe829076182d1ee3b3c58735f18773928f9aabab1113dbc94c393113ffc974071
3. 0xdf2b72bc9ca8ea069fc1e558f3f0b8a18d3b9ad13193c2fcfedc4c7bd842f213
4. 0xe2d7c8d2e4a84bcf4a06f16dfd1002ea9b9c131206480163a1f3155e295764e7
5. 0x4399b4968c969e4a7cd19ddf1a9a0f5115e3ad8812721e0c0ad169c4edeabe45
6. 0x87d9cd3442c2f44045ada86d0f64119427554424755326ea2c2eb10b41cda2b0
7. 0xce7233c4aabad069ca1542a1739c3f3cd752943014d983af52a8820ef780c599
8. 0x281f24af04a40da4f95f46c09e598c1a9d08df84496e5d35467a6c690eb1f371
9. 0xb8eb385e44f1c0259f8cdb982032df3a6a91878aa0847c859c947da4f692e020
10. 0xc6522fc337627b139352697525c95afa35480881a993f2a3b3ab321aa6e7ac50
11. 0xfd7db9a5ff472cfefafacbeb7f7f7dc6fc7e28e7e0d99e3b79d231f0d5f46aee
12. 0x1e464fcb484a1e782f9fe44be5118a9de934eb533c96ba10fc7d20e3a3e4711c
13. 0x292ebdce6b8d3d7ef08ad646a0fd97dee9313ab55c1a350807d9f3013794c37a
14. 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae