Evidence row 784785

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.signalis.dev/v1/pulse/content/recent"
    ],
    [
      "x402",
      "https://api.signalis.dev/v1/pulse/narratives"
    ],
    [
      "x402",
      "https://api.signalis.dev/v1/pulse/narratives/:id"
    ]
  ],
  "name": "api.signalis.dev",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "api.signalis.dev",
    "endpoints": [
      {
        "description": "Paid ($0.02 USDC via x402). Raw scraped content items from the last 4 hours across all Pulse sources. Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://api.signalis.dev/v1/pulse/content/recent"
      },
      {
        "description": "Paid ($0.01 USDC via x402). Active AI-business narratives with lifecycle stage, driving sources, and momentum. Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "65",
          "l30DaysUniquePayers": "9"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://api.signalis.dev/v1/pulse/narratives"
      },
      {
        "description": "Paid ($0.01 USDC via x402). Narrative detail: content items, source attribution, and lifecycle updates for one narrative. Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "example",
            "group": "query",
            "name": "id",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "4036",
            "group": "path",
            "name": "id",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://api.signalis.dev/v1/pulse/narratives/:id"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "api-signalis-dev",
    "integrationType": "",
    "isNew": false,
    "name": "api.signalis.dev",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.013333",
      "currency": "USDC",
      "maxAmount": "0.02",
      "minAmount": "0.01"
    },
    "provider": "api.signalis.dev",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"f1bb10da54431fb651adedae470c129af92a7eec2a3c9437755645e52f3f23e4","id":784785,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793211178123271,"prev":749997,"subject":"agentic_market:api-signalis-dev","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0x22a4af152c9b7737f5907a5bde21be70460c0659368609d33d27b53345ef0b86
2. 0x358040eeb46e405953dd02a6488c602a7af9dcb1908387561b48a29d7906e455
3. 0x4648aa5b45cd27fd676c3012e9a2469de78fe4c4d2cd30f648ca1f36de058058
4. 0x2aa2f1fabebfb4971af9f8d0db5aad90f057dc4386cf7d12a02944006b5b1baf
5. 0x42e40f17de9221bf89ef78d90f1714f22cb1eb3d6be65c95d53b14b80f91779d
6. 0x5dfe64dd2f44646998bbe17570af34d1343f565f389031e9c9e0e4ffe51c3899
7. 0x7ddc7942e7a37f9d85117c926c6d9d6e713b4e560e21de8c9a53970a8dff4877
8. 0xa7950763a2cb73bd1213b3ebd07276901d7bf432d21aecc4cff0a9d9ec18c10f
9. 0x8f43ff2d72cb56bdcc62abfef289388dcbbc5b81524bf6f93ddcf4ecc85dcccc
10. 0xc6818d38f35145699d5ea744e118e82817ae68766f069efc8b65c803d4f855e6
11. 0xf66811b51cad5ddcf3ec211ff519a9e540ba3bd77ead1283f18695b95d7109ca
12. 0x1afe025bf0d97efced13e77f68b5e16c7bfb56ea13cca50c8aed2d156e60d500
13. 0x3ce83ad86ff4f1711072c47e954f682b6a67bc60b2342af27fa493f972b6b9c0
14. 0xa45c19ee1ddfa3971a75affe2da0c01e0a09406bb4b50c48e0d9cf0e082801a3
15. 0x4698ebc7cbcb2286f661b867355eb6a9183e884482ee16965889e886b17d19ac
16. 0x35e8995c30094446ec790423171382fccb377081b921295b0ae3840cc2c4f52c
17. 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae