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Evidence row 283994

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://api.nexismvp.com/market/fear-greed
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e119732bee99bb60e8053c36209313d73c89aa5a2e02332046959a4f8d290c86
Leaf
0xe5fb1661f6fbb352806d3c62271cb71c97f6ae34ae406348bb4956a382ff6d90

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.nexismvp.com/market/fear-greed"
    ]
  ],
  "name": "Kronos Fear & Greed Index",
  "owner_address": "0x3b59f268ebc38c5f43b8b9be37238bf43378ad87",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x3B59f268EbC38c5F43B8B9bE37238bf43378Ad87",
        "scheme": "exact"
      }
    ],
    "description": "Crypto Fear & Greed Index (0-100, alternative.me). Experimental/informational only — not financial advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "classification": "Fear",
              "value": 31
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "classification": {
                      "type": "string"
                    },
                    "value": {
                      "maximum": 100,
                      "minimum": 0,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "value",
                    "classification"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T19:16:05.031Z",
    "quality": {
      "lastCalledAt": "2026-10-26T19:16:05.031Z"
    },
    "resource": "https://api.nexismvp.com/market/fear-greed",
    "serviceName": "Kronos Fear & Greed Index",
    "tags": [
      "crypto",
      "sentiment",
      "fear-greed",
      "bitcoin"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Crypto Fear & Greed Index (0-100, alternative.me). Experimental/informational only — not financial advice."
}

What the leaf hashes

{"body":"e119732bee99bb60e8053c36209313d73c89aa5a2e02332046959a4f8d290c86","id":283994,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793043163613469,"prev":null,"subject":"x402_bazaar:https://api.nexismvp.com/market/fear-greed","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xe5faf3d81b894cd2da9b26f03e32b46f822e0f2fd069de2eab1430aacb4e1681
  2. 0x709cd9ac4149e3cbc5a21aa62c4ebe9d4484ec9bca709675c2e6d1906dedcf4b
  3. 0x12da43769b67f28b36d7699d234164d9dc596dbe3592ae9dcfb15bc2d273e70e
  4. 0xa3957a0078628505b7093aa477e5177fde65479e51aeca24e3b17f8a62f1a968
  5. 0x3f989e414efb63dde9ed60ccd3bcd959d2e75fe53be9a5ea5eb7f7ef160f8fbb
  6. 0xbd8b07df72a7182fbb1ef800ef3e3995062c325aa5b1177b5955f71de524c8ba
  7. 0x562d5d6312ad757e741f3e2628d2cd3e6117394720e2c214bd87503c21cc74cd
  8. 0x0563ab524d8a0ef6b7794406c607a2c1b6e7a0f6a5664a81df5ac477412cb779
  9. 0xaa083f02d11d06ccada358549d810a0088f92c360d8c212291e48e24cb076edb
  10. 0x12b3e469f5bb537c324c91aec1f8a6197ee0ff6cc2c50c20bf3887cd5cd84ba6
  11. 0xe9a46d294851ae0e362ab741d0ad8768d3bfeeb15a9d9fcc78aae5128fc33835
  12. 0xb866b513dd861c870688f5d1a8e434b170eaa2fafb0961d6a674d452b8e58381
  13. 0xafcc1fe54cfe00a3a1de33df127340075f22433bb89848bbc81499cd7aca5b2b
  14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
  15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
  16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
  17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON