Evidence row 67388

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.mekongtradeintel.com/brief"
    ]
  ],
  "name": "api.mekongtradeintel.com/brief",
  "owner_address": "0x198f3895551b309ff5c5f59e690fb0823d10ea93",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x198f3895551B309fF5C5F59e690FB0823d10EA93",
        "scheme": "exact"
      }
    ],
    "description": "Morning briefing: crypto/stock news headlines + Google Trends intel + news sentiment in one call. Daily market briefing for AI agents. $0.01/call, USDC on Base. No account or API key needed.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "geo": "US",
              "topic": "AI agents"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "generated_at": "2026-10-21T00:00:00.000Z",
              "news": {
                "headlines": [
                  "..."
                ]
              },
              "partial_failures": [],
              "sentiment": {
                "label": "positive",
                "score": 0.42
              },
              "service": "morning-brief",
              "topic": "AI agents",
              "trends": {
                "keyword": "AI agents",
                "trend": "rising"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "geo": {
                      "description": "2-letter geo code for trends, e.g. US, VN; omit for worldwide",
                      "type": "string"
                    },
                    "topic": {
                      "description": "Topic/keyword for the briefing, e.g. AI agents, NVDA",
                      "type": "string"
                    }
                  },
                  "required": [
                    "topic"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "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"
        }
      }
    },
    "lastUpdated": "2026-10-25T08:07:28.438Z",
    "quality": {
      "l30DaysTotalCalls": 10,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-25T08:07:27.355Z"
    },
    "resource": "https://api.mekongtradeintel.com/brief",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Morning briefing: crypto/stock news headlines + Google Trends intel + news sentiment in one call. Daily market briefing for AI agents. $0.01/call, USDC on Base. No account or API key needed."
}

What the leaf hashes

{"body":"8c656a1ca6088b4027e7e238e1730b6f22f5cda9348d4832f70dba7ecf456bb8","id":67388,"kind":"listing","method":"baseline/1","observed_us":1793025462710497,"prev":null,"subject":"x402_bazaar:https://api.mekongtradeintel.com/brief","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. 0x7738d19c788b3fbf2174da1f757cc18ffbdd935fb6ead241899ce85ea5e98f1b
2. 0x3d6a862b88f53db2259e7e95856a6888c40baf7c7df42cabef8e4cc6a6d83c14
3. 0xeac68406337652d935660b7080c1b10b6b2f943b39951959ac676643ff42c1c6
4. 0xea0299a9dbf8649782b322a36ce0b777aa0abbbd4c09a8206cc47bd644762ac8
5. 0xc7b1f3966871fe0f982959f04782701e44866ba11ee4774b38e1d71adadc1e84
6. 0x5e49754a856512525364daff9646cf111263115e749ae796568b81c751cc8ed5
7. 0x18c52690d0c4bca30231ba58b912dbc5d10ca6ec31ce640985cbcd314f7138ac
8. 0xd3bae5313ab3d2bd4d51bb9ec0008e3d62ed5381a51bbceb5dd0d65c62c566f8
9. 0xa60cb04f271a4bf19685fb57224cee257668e691285287d8827f8ab8edfb9129
10. 0xb543a7014a7da7ab1677250ea2e4cf5246b237487bd67575741c51bad8f72af0
11. 0x2b0f6f9a9d5201404fd0cd99316c4ea1c2b3853278de26cb244fc2433c8b6831
12. 0x8fdfac9874f184de58b63efbdab0fc27674958d741146d02f58b04d3c559cabf
13. 0xdef3cab0b4070d8ad7f4f91288da4881d19789f131b1b353621df79df04a0617
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae