addrbookFor publishers
← The evidence ledger

Evidence row 1791869

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://saylorinnovations.com/api/diagram/render
Recorded
Previous row
#119650
Body SHA-256
e3247cb7eee9c5afe464ca94e407d2f4f5a8bf26373b9a6d1c069becc5d5f1cb
Leaf
0xde076931d4755e24038dbcf7d6b49a632a41a345bfe9b3b62cd73fb26031db2b

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/diagram/render"
    ]
  ],
  "name": "Saylor Innovations Reference",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:diagram:render",
          "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:diagram:render",
          "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:diagram:render",
          "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:diagram:render",
          "reference": "8u2QHopVbbRzBQVWR7dvjovd2b3Hsr1FhDHTcEQRAKDZ",
          "session": "eyJhcnRpY2xlSWQiOiJkaWFncmFtOnJlbmRlciIsInJlZmVyZW5jZSI6Ijh1MlFIb3BWYmJSekJRVldSN2R2am92ZDJiM0hzcjFGaERIVGNFUVJBS0RaIiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRVBqRldkZDVBdWZxU1NxZU0ycU4xeHp5YmFwQzhHNHdFR0drWnd5VER0MXYiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI0NzM3OTM1NjF9.9e1gZFN9qvm96EnFRiIYEXhax6_6j_ZjgR1WljKZaes"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "memo": "saylor:diagram:render",
          "reference": "ACM5NAYzRCQkbmNzsFKhBnYi4dDEHEJENyeTdjgiAbmt",
          "session": "eyJhcnRpY2xlSWQiOiJkaWFncmFtOnJlbmRlciIsInJlZmVyZW5jZSI6IkFDTTVOQVl6UkNRa2JtTnpzRktoQm5ZaTRkREVIRUpFTnllVGRqZ2lBYm10IiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRXM5dk1GcnphQ0VSbUpmckY0SDJGWUQ0S0NvTmtZMTFNY0NlOEJlbndOWUIiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI0NzM3OTM1NjF9.M4xzxTmRjwM80K1Bj96on7A6I5cSw4r4f01XgPKcrLw"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "92459",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:diagram:render",
          "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": "95319",
          "reference": "GWNTJUNjRG1SQfh1PM9sffCqYSxmHqzbpbgSTCtyj35t",
          "session": "eyJhcnRpY2xlSWQiOiJkaWFncmFtOnJlbmRlciIsInJlZmVyZW5jZSI6IkdXTlRKVU5qUkcxU1FmaDFQTTlzZmZDcVlTeG1IcXpicGJnU1RDdHlqMzV0IiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjpudWxsLCJtaW5BbW91bnQiOjkyNDU5LCJleHAiOjE3OTI0NzM3OTM1NjF9.tD2nxn22qB1c11MeIoM1ZgYQB1cv33p4kLHEZsqekr8",
          "solUsdPrice": 104.91
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Render diagram code (Mermaid, Graphviz, PlantUML, D2 and more) to SVG, with shareable image URLs",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "source": "graph TD; Agent-->x402-->API",
              "type": "mermaid"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "format": "svg",
              "image_urls": {
                "png": "https://kroki.io/mermaid/png/eNpLL0os...",
                "svg": "https://kroki.io/mermaid/svg/eNpLL0os..."
              },
              "rendered": true,
              "svg": "<svg ...>...</svg>",
              "type": "mermaid"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "source": {
                      "description": "diagram source text (query)",
                      "type": "string"
                    },
                    "type": {
                      "description": "optional mermaid | graphviz | plantuml | d2 | c4plantuml | bpmn | erd | nomnoml ... default mermaid (query)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "source"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "format": {
                      "description": "Format of the result",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "image_urls": {
                      "description": "Image urls",
                      "type": "object"
                    },
                    "note": {
                      "description": "Caveat or context for reading the result",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "rendered": {
                      "type": "boolean"
                    },
                    "rendered_by": {
                      "description": "Rendered by",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "svg": {
                      "type": "string"
                    },
                    "svg_bytes": {
                      "description": "Svg, in bytes",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "type": {
                      "description": "Type or kind",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "rendered"
                  ],
                  "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": "2026-10-20T05:21:13.61Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-20T05:21:13.265Z"
    },
    "resource": "https://saylorinnovations.com/api/diagram/render",
    "serviceName": "Saylor Innovations Reference",
    "tags": [
      "diagrams",
      "mermaid",
      "graphviz",
      "plantuml",
      "rendering"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Render diagram code (Mermaid, Graphviz, PlantUML, D2 and more) to SVG, with shareable image URLs"
}

What the leaf hashes

{"body":"e3247cb7eee9c5afe464ca94e407d2f4f5a8bf26373b9a6d1c069becc5d5f1cb","id":1791869,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559995724309,"prev":119650,"subject":"x402_bazaar:https://saylorinnovations.com/api/diagram/render","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. 0xde072e571e0f892295953894f8da1dbd4048c5782de8d6163a820b299689d6d8
  2. 0xc5bc1dd082a818a212e86ca1bb631c1307447af6b7b34a0714378d82a93a50d3
  3. 0xd4f5aec9cffd84caf8e1224f32680740b1e825f4d135dab28b31f5ec47ce016e
  4. 0x68972e0c00b5e7a3ce35c6d7b0219d45dedfa05eaf77fd74494864055e3b0c98
  5. 0xfac02084159a37742be8946221db478e939a46816ed1123f1bf79d174fe5c2d4
  6. 0x3cee4566ecdc6b676cfa5daa8616dedb6d20fee58ab082cb152eaba9214820e3
  7. 0xbddee188e6fb581ffe8858cc2fdac0407c7995e65227561c75d6446af15ef036
  8. 0xf2e2d96f0117c2f1998542c79f66e31dd9bcee969996fc5459e8830de6275d32
  9. 0x6156d778b4c5efff6916b113479e7e81ff16b6287589b577ada18a03cc07db2b
  10. 0x3b3ffa8ac2cc5198b30fe0e5a13b2eaad49ff12a4c681829c2ebc3e1d9222ea0
  11. 0x965264c659f57cb1052d873a4a666253dd72b7454073f4c5ec89f4310be0e203
  12. 0x611dcfe15d117484d1702ae24b6e3597433b35a0af5f331508e285f4b842d219
  13. 0xd1d3d18403c8d600bd2ffc7617196b7b7b40c9cc69bc89a55f9c3d8c58bd3cfd
  14. 0xf25ae803bf30c21cc73fca60cb3edf50df2a8c71b23bfe8c11bfe395b2367892
  15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
  16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
  17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON