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Evidence row 1791891

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://saylorinnovations.com/api/kb/dex-fee-slippage-breakeven
Recorded
Previous row
#120100
Body SHA-256
98665f0b0937143f6906245519642b821a5e2c392300132443040e138920865e
Leaf
0xc325a4c1134fa5428cbc569e5b7cef86b3b37e2aef67350cd7537121c206e831

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/kb/dex-fee-slippage-breakeven"
    ]
  ],
  "name": "Saylor Innovations Guide Library",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:dex-fee-slippage-breakeve",
          "name": "USD Coin",
          "note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:dex-fee-slippage-breakeve",
          "name": "USD Coin",
          "note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:dex-fee-slippage-breakeve",
          "name": "USD Coin",
          "note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "memo": "saylor:dex-fee-slippage-breakeve",
          "reference": "DTafdQVfuYxQq8LkEhvxr847H2n2WnhkNkH1HvmB3CNt",
          "session": "eyJhcnRpY2xlSWQiOiJkZXgtZmVlLXNsaXBwYWdlLWJyZWFrZXZlbiIsInJlZmVyZW5jZSI6IkRUYWZkUVZmdVl4UXE4TGtFaHZ4cjg0N0gybjJXbmhrTmtIMUh2bUIzQ050IiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRVBqRldkZDVBdWZxU1NxZU0ycU4xeHp5YmFwQzhHNHdFR0drWnd5VER0MXYiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI0NjE3NTgxNTF9.QMuchOnNzsK6IO33UvvIme-nkLSXWzvuYeSjOSur6Kk"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "memo": "saylor:dex-fee-slippage-breakeve",
          "reference": "9NJzanbpVohRPNqj4iASYUfBFnvapbjyGwHk3cpK46Dm",
          "session": "eyJhcnRpY2xlSWQiOiJkZXgtZmVlLXNsaXBwYWdlLWJyZWFrZXZlbiIsInJlZmVyZW5jZSI6IjlOSnphbmJwVm9oUlBOcWo0aUFTWVVmQkZudmFwYmp5R3dIazNjcEs0NkRtIiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRXM5dk1GcnphQ0VSbUpmckY0SDJGWUQ0S0NvTmtZMTFNY0NlOEJlbndOWUIiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI0NjE3NTgxNTF9.rtwO7vIIrYE1EuxtnSJokoKQSS-lJNp3gf48x24swJ0"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "92644",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:dex-fee-slippage-breakeve",
          "native": true,
          "note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
          "quotedLamports": "95510",
          "reference": "F248LUYtgLxuUF1mrRtoycrCAWerdmjLxH5DV71SNE7P",
          "session": "eyJhcnRpY2xlSWQiOiJkZXgtZmVlLXNsaXBwYWdlLWJyZWFrZXZlbiIsInJlZmVyZW5jZSI6IkYyNDhMVVl0Z0x4dVVGMW1yUnRveWNyQ0FXZXJkbWpMeEg1RFY3MVNORTdQIiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjpudWxsLCJtaW5BbW91bnQiOjkyNjQ0LCJleHAiOjE3OTI0NjE3NTgxNTJ9.oqmke7NEnaEfiPy1V_yr6R_pQ13fx4esF5aNJi0Zo9s",
          "solUsdPrice": 104.7
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "DEX trade break-even calculation - fees, price impact, slippage and the exit ladder",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "body": "A procedure for calculating the true break-even price move on a DEX trade: defining consistent cash-flow units, modeling entry execution (route, fees, price impact, slippage, failed attempts) separately from a size-dependent exit ladder, solving for the exact break-even percentage that covers both legs, setting execution guardrails, and reconciling the realized wallet result against the model — because chart price movement alone doesn't account for round-trip cost.",
              "c": "On-chain & DeFi",
              "id": "dex-fee-slippage-breakeven",
              "t": "DEX Fee, Slippage and Break-Even Guide"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "body": {
                      "description": "Main body text",
                      "type": "string"
                    },
                    "c": {
                      "description": "Category of the guide",
                      "type": "string"
                    },
                    "id": {
                      "description": "Identifier of the record",
                      "type": "string"
                    },
                    "license": {
                      "description": "License identifier",
                      "type": "string"
                    },
                    "price": {
                      "description": "Price",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "t": {
                      "description": "Title of the guide",
                      "type": "string"
                    }
                  },
                  "required": [
                    "id",
                    "t",
                    "c",
                    "body"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790235422/bazaar-icons/bc5e2b3d111ebbef.jpg",
    "lastUpdated": "2026-10-20T02:00:38.196Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-20T02:00:37.911Z"
    },
    "resource": "https://saylorinnovations.com/api/kb/dex-fee-slippage-breakeven",
    "serviceName": "Saylor Innovations Guide Library",
    "tags": [
      "dex",
      "slippage",
      "price-impact",
      "trading-costs",
      "break-even"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "DEX trade break-even calculation - fees, price impact, slippage and the exit ladder"
}

What the leaf hashes

{"body":"98665f0b0937143f6906245519642b821a5e2c392300132443040e138920865e","id":1791891,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559995799258,"prev":120100,"subject":"x402_bazaar:https://saylorinnovations.com/api/kb/dex-fee-slippage-breakeven","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0xc325311b8c8d4ed02c11fb5219068a2098691e43289a0a53c5e2ee99c53c5551
  2. 0xd315042abd0f320a9a6a708b636fd3cab0d846a2bec3b09f640eb3e727d41db9
  3. 0x2c93eed1559a38a476eaca12cbe7386ae8850a7034919a7c2397d803802b0d4d
  4. 0x169796473406769b097916441eb42171d118e3b1542a242435b95be712c6549d
  5. 0x3a8fda537bb8896e26e2df38b89af6007bb808501216496bb3d97b58b4a430fa
  6. 0x31326941313843f11baf58b9568a025e820dba803b817009b5f7c38ebffc8458
  7. 0x0d17c7c2a90f9c05d83872766c95e1b211892accf6a8db685693cacaddfd39b3
  8. 0xa06f2541106426fa4f03f0c6936517502e1e3176022d2e62cf5feb5ddb2fe67c
  9. 0xead6d21ce0ed29ac0ff54bf25e2945d367d0bbfb526b7f7eebb266b2f694f5e9
  10. 0xff733f1c92b26b8c5d45263992ab23ccc48d118d17a6f1f3f60c6538dd008f80
  11. 0x6bfeee4cc7d0cc19f3d874bfcb548ebbb2594ad8d4fe0ad0f669573074a7743c
  12. 0x2341fe3058274d292666071bc8119652951968d15cf7d285531e210018e7ea3f
  13. 0xefa31efdf607e8d04b8c9fc919db78fe5a26a3ddbd6b0e7563c8ca73dc801298
  14. 0x5da52d6bfc8f88d79ebced4b6bebec468f5c2d8a21c193d44e901c7a6ce7941e
  15. 0x537331ef190eaefb4419f2a4558b952aaf9435d759df0b0c118b7df609ec1687
  16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
  17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON