HOODx/Unknown

QED signs a canonical JSON payload. Fetch the public key from /.well-known/qed.json, then check the signature against this payload.

Canonical JSON

{"block":null,"chain":"Solana","checked_at":"2026-09-29T22:58:29Z","dev":false,"expires_at":"2026-09-30T22:58:29Z","issuer":"Backed xStocks","pool":{"base":{"address":"XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg","balance":"612951085038","decimals":8,"symbol":"HOODx"},"chain":"Solana","dex":"raydium-clmm","pool":"DXWbip5LducMAbDSSpLYz9Xik3253EPeAYQufQtx7LXs","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"766086346379","decimals":6,"symbol":null}},"quote_share_of_supply":0.010260508524357602,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"472e86636446688708f3e05cbebfa21b3da28ba99c8d474b39b8d22a358681e7","slot":451782710},{"block":null,"method":"getAccountInfo","params":["DXWbip5LducMAbDSSpLYz9Xik3253EPeAYQufQtx7LXs",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":451782712},"value":{"data":["9+3j9dfD3kb9hcSznTxVnguaIJxiZkAnurDmn3MWR0PC2GLghp2KJqEaC8yQKz0sg65MxCN4+dbPp1AQI+2OCp3koqSLJqShZQfo//LUhlqE7TjY14XKBMeJ3UyDSH1R0GsYdZgQ8vrxxvp6877brTo9ZfNqq8l0MbG75MLS9uDkfKYCA0UvXWF6MH64Djep3tagFB8JvXLYHGcK/I8uaKduQGtKB+f+xHd7KeO8isLyRMKIghBS+3TOAkaVlxWNWuDsrnYhp6j8TWutjEA2rQaWS+iQWui9+iwsKWKa+1Udvob9woffeVgIBngA5hhpTQ4JAAAAAAAAAAAAADrsciOfX8EUAQAAAAAAAAAXBgAAAAAAAJpRG+HSuLoUAAAAAAAAAAAnacOoYLjSFQAAAAAAAAAAmwUUAAAAAABJqQ4AAAAAAFFCHaMNBwAAAAAAAAAAAABfGmWk/wUAAAAAAAAAAAAAq6KIs5wFAAAAAAAAAAAAAIPCUs6JBgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAaC8yQKz0sg65MxCN4+dbPp1AQI+2OCp3koqSLJqShZQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGgvMkCs9LIOuTMQjePnWz6dQECPtjgqd5KKkiyakoWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABoLzJArPSyDrkzEI3j51s+nUBAj7Y4KneSipIsmpKFlAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAHAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8e3XKg8AAAAL28ZxDQAAAHHbexEMAAAA1Y0r+QoAAACqDRAAAAAAAPegDQAAAAAAAAAAAAAAAAAVBAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=","base64"],"executable":false,"lamports":11701171,"owner":"CAMMCzo5YL8w4VFF8KVHrK22GGUsp5VTaW7grrKgrWqK","rentEpoch":18446744073709551615,"space":1544}},"result_hash":"827f5789e4f5e569c8dcdc130158bb15d1ddfbc8c498333297092be00f2e519c","slot":null},{"block":null,"method":"getTokenAccountBalance","params":["9DydSm4vvfDRKTg81sFqadFvPb21aayxwNLkW7MNwVMD",{"commitment":"confirmed"}],"result_hash":"3ef0fdcf9eb77275f41675efa04685b01d33eb23435f5a2673abf9734414eb50","slot":null},{"block":null,"method":"getTokenAccountBalance","params":["93QSfpPGq7KS79fgFLu5nQ9ACPjCpf4JLmuu3i8VXymM",{"commitment":"confirmed"}],"result_hash":"8fd29ad2fc294508ab38e76f42052e3d33796a06220d9f63e2fe8e5b9073b4e9","slot":null},{"block":null,"method":"getMultipleAccounts","params":[["XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"8c6d71d19fa1cf941be4b9c6d85e8800026ed3e206bb44303c4668c26fbf2a2c","slot":null},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"a38915d6769966e763d4ff2d8871e6609a8fee61f0fc934703d40d8387180ea0","slot":null},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":451782719},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmbBtXs3KgqHAAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":534808027998,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"90a4eaf505f8d646391e39bdd4a01bf9909b7c867532242fb4cd13987fc3f6e5","slot":null},{"block":null,"method":"getTokenSupply","params":["XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg",{"commitment":"confirmed"}],"result_hash":"ff0b44ae95e6bb3b57d600b01731a03c5bcd0fc593c249d0f2b0fcb08c141785","slot":null},{"block":null,"method":"getAccountInfo","params":["XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":451782740},"value":{"data":["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","base64"],"executable":false,"lamports":5637600,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":682}},"result_hash":"80224ba308428d756ace6f690c13d9e666c6d6c48e9ee017b2dc60c1965347c5","slot":null}],"registry_entry":{"chain":"Solana","contract":"XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-09-29T22:37:23Z","name":"Robinhood","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"HOOD"},"registry_hash":"d6272adf0af69a1c2c18f6a79db79616f69be8189283a420b5ba6e572aa0e4ad","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":451782710,"subject":"DXWbip5LducMAbDSSpLYz9Xik3253EPeAYQufQtx7LXs","ticker":"HOOD","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"HOOD"}},"version":1}

Signature

2nI8o9rQ7oKpOOhOaLnkjncCDBrXhVHKQqZJCmzOjb2yDbyOHVCKt4ZplJOAA8vjFQC90S5gnXwuI5Tij3PaBg==

API call

GET /api/attest/c2ff63fb42601e07ac73468d7efa5dd917c6a7fc7bbc5ce52e7cd8a892b0b035

1. Fetch the public key and attestation JSON, then verify the signature with the published key.
2. Canonicalize the payload with sorted object keys and no whitespace, then verify its SHA-256 attestation id.
3. Run the API call above and compare the returned payload, serial, signer, and signature with this certificate.