Evidence row 784448

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.signalis.dev/v1/pulse/narratives"
    ]
  ],
  "name": "api.signalis.dev/v1/pulse/narratives",
  "owner_address": "0xf444abc53f5e1e73caec7df64d147ddb119514a0",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xf444abc53f5e1e73caec7df64d147ddb119514a0",
        "scheme": "exact"
      }
    ],
    "description": "Paid ($0.01 USDC via x402). Active AI-business narratives with lifecycle stage, driving sources, and momentum. Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "charged": true,
              "narratives": [
                {
                  "id": 4034,
                  "momentum": 0.71,
                  "stage": "building",
                  "summary": "How founders leverage AI to reshape organizational structure and competitive positioning.",
                  "title": "AI-Native Founder Business Models and Organizational Strategy"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "required": [],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-28T13:45:57.713Z",
    "quality": {
      "l30DaysTotalCalls": 65,
      "l30DaysUniquePayers": 9,
      "lastCalledAt": "2026-10-28T10:06:39.922Z"
    },
    "resource": "https://api.signalis.dev/v1/pulse/narratives",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "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."
}

What the leaf hashes

{"body":"c8ed910054acff0221a487aecd1f83e329588a2bf085c1feb8af5d6ea4fab651","id":784448,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793211169875575,"prev":750070,"subject":"x402_bazaar:https://api.signalis.dev/v1/pulse/narratives","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. 0x18087b26123a9de3a25ca8db7382a517a3ec5583e53ba062f0ff6b32c0bf103d
2. 0x9b7e75bb98c062ccc2bc1d7ee3f7b41303212253870ca3f8f28e6a50651fe7e3
3. 0xd70c9e0faadcad564dddb23cdc55bed8ef98ca1e579d6e1d5963e7a3732ce362
4. 0x5103e9fc2fdb01791150cb77d637440a35855c07a9e2c87917fedadc91f24b78
5. 0x9c09190c1a9f9cdf16f01f56eb4009d1cb2dd407604d42fef48f4000c70afc6f
6. 0x40bd2714f9488a16b26a5892c5b2cd07683b5f46683881962c56c5fb4a87a304
7. 0x6d9e91c35d9c748ab866cf5b3de3c470d8ea67d3c5f4d936827bb4367ceab814
8. 0xd41fdfeeced15604996b5704546e7c47eb835e18ef157c72adbd6c5a21a3fed5
9. 0x8589496a9b44d678981bb27f2c057ffbc5855a9597784caff999c890cd7d5935
10. 0x894790b785e4fde65f3abaabeda5668873ff918ebb16c6c758aaa6a476ce12bd
11. 0xd21bac10c37c21d874d47f4bdbadd7ae9fcf029d8c939b2e2cf0430563243bb9
12. 0xa2011ec090b04bf20aadc26c8c5a1305820a1b59c5874e13fd045a5320fbfce2
13. 0xc2a06f976a80758d370e062c6f956943e28355b887490c4b90873d317e990ba9
14. 0xdf8e9d4c523b87b2bea3cc4d461fe94e163080e98a261c596a4641e3fcaf7cc4
15. 0x4698ebc7cbcb2286f661b867355eb6a9183e884482ee16965889e886b17d19ac
16. 0x35e8995c30094446ec790423171382fccb377081b921295b0ae3840cc2c4f52c
17. 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae