Evidence row 1509322

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://telesint-api.onrender.com/ransomware"
    ]
  ],
  "name": "telesint-api.onrender.com/ransomware",
  "owner_address": "0x7f74ce6d34ee0180f0217a16ce05f3b91272570f",
  "raw": {
    "accepts": [
      {
        "amount": "40000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x7F74cE6d34ee0180f0217A16Ce05f3B91272570F",
        "scheme": "exact"
      }
    ],
    "description": "Ransomware group activity from Telegram: victim posts, leak site announcements, extortion demands. Filters: severity, min_confidence, since, tag(lockbit|blackcat|cl0p|ransomhub), sector, country, limit, offset.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "country": "us",
              "limit": 20,
              "min_confidence": 60,
              "offset": 0,
              "sector": "finance",
              "severity": "high",
              "since": "2026-05-01T00:00:00Z",
              "tag": "lockbit"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "endpoint": "ransomware",
              "items": [
                {
                  "actor": {
                    "aliases": [
                      "LockBit 3.0",
                      "LockBit Black"
                    ],
                    "motivation": "financial",
                    "name": "LockBit",
                    "nation_state": null
                  },
                  "category": "ransomware",
                  "channel": "https://t.me/darkwebinformer",
                  "confidence": 88,
                  "id": "r1a2n3s4-o5m6-7890-abcd-ransom789012",
                  "iocs": [
                    {
                      "context": "Ransomware leak site",
                      "type": "url",
                      "value": "https[://]lockbit3[.]onion/victims/usbank-data"
                    }
                  ],
                  "severity": "critical",
                  "summary": "LockBit 3.0 claims breach of US regional bank — 2.4M customer records including SSNs posted to leak site",
                  "tags": [
                    "lockbit",
                    "ransomware",
                    "finance",
                    "data-leak",
                    "double-extortion"
                  ],
                  "target": {
                    "countries": [
                      "US"
                    ],
                    "organizations": [
                      "Regional Bank Corp"
                    ],
                    "sectors": [
                      "finance"
                    ]
                  },
                  "tlp": "WHITE",
                  "ts": "2026-05-27T08:30:00Z",
                  "ttps": [
                    {
                      "id": "T1486",
                      "name": "Data Encrypted for Impact",
                      "tactic": "Impact"
                    },
                    {
                      "id": "T1041",
                      "name": "Exfiltration Over C2 Channel",
                      "tactic": "Exfiltration"
                    }
                  ]
                }
              ],
              "limit": 20,
              "offset": 0,
              "source": "TeleSint",
              "total": 27
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "country": {
                      "description": "Targeted country keyword, e.g. us | uk | de | fr",
                      "type": "string"
                    },
                    "limit": {
                      "description": "Page size, default 20, max 100",
                      "type": "number"
                    },
                    "min_confidence": {
                      "description": "Minimum AI confidence score 0-100",
                      "type": "number"
                    },
                    "offset": {
                      "description": "Pagination offset, default 0",
                      "type": "number"
                    },
                    "organization": {
                      "description": "Targeted organization name partial match",
                      "type": "string"
                    },
                    "sector": {
                      "description": "Targeted sector: finance | healthcare | government | energy | retail",
                      "type": "string"
                    },
                    "severity": {
                      "description": "Minimum severity: critical | high | medium | low | info",
                      "type": "string"
                    },
                    "since": {
                      "description": "ISO 8601 timestamp filter, e.g. 2026-05-01T00:00:00Z",
                      "type": "string"
                    },
                    "tag": {
                      "description": "Ransomware group tag, e.g. lockbit, blackcat, cl0p, ransomhub, play, akira",
                      "type": "string"
                    }
                  },
                  "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": "2026-10-31T18:01:28.832Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-31T11:32:19.896Z"
    },
    "resource": "https://telesint-api.onrender.com/ransomware",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Ransomware group activity from Telegram: victim posts, leak site announcements, extortion demands. Filters: severity, min_confidence, since, tag(lockbit|blackcat|cl0p|ransomhub), sector, country, limit, offset."
}

What the leaf hashes

{"body":"40c8c661de85737670378d4124696d75ed150ba7057d2cce02db944cdbbf6148","id":1509322,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793472797843049,"prev":null,"subject":"x402_bazaar:https://telesint-api.onrender.com/ransomware","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x5fe6e0ae6298eca114e5c12d5ed36ec382f1b8a58298606949671142b0240be6
2. 0xd58a32f420b84ba85c23741d9d5ebc78713fe43b12f1ef7c2372df1faffa6208
3. 0x6cbcd10f73d53649d015ced30e31175c80934eeb36c4f6317767998a059f6b16
4. 0x7253625d6219a3dde5e3f2ebfcd8664b18237c8c53686e90e3e7ae404428495d
5. 0x285f801b6ec0767bfbb37e490b5af603a2561f9209be05bd22ffc496bac27907
6. 0xb5a6a13b20d2b61b16bacbda0ce7e1eb7030ae80215e7874a84cbad5150c19c6
7. 0x38c1db82c3924c1117e9fbabed4dab9e6be3e679015455e93646c8ffcf839d53
8. 0x00b808ed12423a2b850b15b098a4323b1589020b5294dde94396e35fc85fe490
9. 0x21394466d594260adda2dc2bf73cb5c1879933df7303eb846cb13d53cc60d8c5
10. 0xf9a4dda2c11159aa9a812bff372d0b37096e7d57f1b1d868f5df504ac17d4275
11. 0x35dd700307c7b96fcdc54dce42117e1dc30c97fbfe046cdd000d4db21d017fa2
12. 0xb050fb959229ce2d2752a2e58057828b1a49fa3aa1ed7ec678a5298072e25c59
13. 0x238075122bf391de34d3a894036bb855e1137942648f00143f9a686a726fcddd
14. 0xe765fc7bdfb534be348bf6984775b8261507431e58900f7a1ab269c53c5b1e8b
15. 0xb9a00c724331b305deaa876d5d2baf53b847ff3c7ce37abb0ae1653b2534aad5
16. 0xad4540f06e3fdfe46524d8592f8d854d4849e16217bc047eaf024f0abebe34b0
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0