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Evidence row 71526

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://bess-x402.onrender.com/v1/crypto/price-history
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e9819dbd6a5194a3277a898062e7443b13a44673e47371cdccda6b691330d1ab
Leaf
0xeacc3dd92c71ade19b7f3c34670f98a3192f448d04fec14c8a19399ff7021526

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bess-x402.onrender.com/v1/crypto/price-history"
    ]
  ],
  "name": "Crypto Price History",
  "owner_address": "0x1129a6bb9c6165ff07fdc509c107b522ca0e1871",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      }
    ],
    "description": "Daily USD price history of any token (symbol, CoinGecko id or chain:address) for up to 365 days with high, low and % change, or its exact price on a past date. Use for charts, backtests, cost basis or 'what was ETH worth on...' questions.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "days": 30,
              "token": "ETH"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "change_pct": -10.71,
              "days": 30,
              "high": 2758.423640311411,
              "id": "coingecko:ethereum",
              "low": 2359.325778515354,
              "prices": [
                {
                  "date": "2026-09-22",
                  "price_usd": 2733.6194329374603
                },
                {
                  "date": "2026-09-23",
                  "price_usd": 2758.423640311411
                }
              ],
              "source": "DefiLlama",
              "symbol": "ETH",
              "token": "ETH"
            },
            "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": {
                    "days": {
                      "description": "Days of daily prices (2-365)",
                      "type": "integer"
                    },
                    "on": {
                      "description": "Single date YYYY-MM-DD instead of a range",
                      "type": "string"
                    },
                    "token": {
                      "description": "Symbol, CoinGecko id or chain:address",
                      "type": "string"
                    }
                  },
                  "required": [
                    "token"
                  ],
                  "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": "2026-10-23T10:26:23.081Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-23T10:26:22.823Z"
    },
    "resource": "https://bess-x402.onrender.com/v1/crypto/price-history",
    "serviceName": "Crypto Price History",
    "tags": [
      "crypto",
      "price",
      "history",
      "chart",
      "backtest"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Daily USD price history of any token (symbol, CoinGecko id or chain:address) for up to 365 days with high, low and % change, or its exact price on a past date. Use for charts, backtests, cost basis or 'what was ETH worth on...' questions."
}

What the leaf hashes

{"body":"e9819dbd6a5194a3277a898062e7443b13a44673e47371cdccda6b691330d1ab","id":71526,"kind":"listing","method":"baseline/1","observed_us":1793025482882984,"prev":null,"subject":"x402_bazaar:https://bess-x402.onrender.com/v1/crypto/price-history","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. 0xeacc6d54c41ef4d99f3bc0a9b555f74a19a62b4036d72e24d43f40d5bbe2ffb5
  2. 0x0150e2f149a8404cb3a3144aa78af5243f451a0508f595a6893b0b94f3e690f5
  3. 0xec7282fc7364793dfdfadf1c018727a73130dbbd6aae15e91e6e8d3efd631e76
  4. 0xbc7197e1933c1368ca2c143eb2c11c7bd578b6e653875a837b40c1d71e81ebcb
  5. 0xb06a351831b45ec5f5ffc34be8faf61b77fc8558b5c8881e375791522a6f6cca
  6. 0x55a7cf07fa83c3c2d055d6ce96dd8814115cf4a441287187d601789a12fa068e
  7. 0x4f89dacaaddac19e843478c4b048101da3a2f817e57f498274b54b9695d18d01
  8. 0x8f25b79a38f2c5ced46f7f0e14a3f7c875d271a30960a9247c89affaa96d3d7b
  9. 0x040da2afce3b46dd19e10a07c8a922d307dc57a0b4fda58c06ade8e13100b0f9
  10. 0xff16d371a8eaadc371c58dcf9b184d5ab1247c8848ee5dc228c393f057e7e29d
  11. 0xdcbb0cc500d2b659c111afe9a926b2aafdcc6f6d034768498b0b7295973f9245
  12. 0x22a204f0cf299dd3152f1542ba9998ff7665390da1ede6e58d06b8a7b2a107ee
  13. 0xec98ca25cb12ffed7c3e1373971719ce414ee6deecd1e7724b2979e2c356d99f
  14. 0x614d844c9e0509d9f9e63697aa2935555bce5f13695a8dc0047aa9e9898d70b3
  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