TSLAx/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":"2026-09-30T00:14:29Z","dev":false,"expires_at":"2026-10-01T00:14:29Z","issuer":"Backed xStocks","pool":{"base":{"address":"XsDoVfqeBukxuZHWhdvWHBhgEHjGNst4MLodqsJHzoB","balance":"418928122165","decimals":8,"symbol":"TSLAx"},"chain":"Solana","dex":"raydium-clmm","pool":"8aDaBQkTrS6HVMjyc6EZebgdiaXhLYGriDWKWWp1NpFF","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"728632317915","decimals":6,"symbol":null}},"quote_share_of_supply":0.01824311885824959,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"e34ae2bb8c0ef87e20d5a6e4c19ffd24fb30a5be4a3352d80e930bd7b8c2ec30","slot":451799703},{"block":null,"method":"getAccountInfo","params":["8aDaBQkTrS6HVMjyc6EZebgdiaXhLYGriDWKWWp1NpFF",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":451799705},"value":{"data":["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","base64"],"executable":false,"lamports":11637123,"owner":"CAMMCzo5YL8w4VFF8KVHrK22GGUsp5VTaW7grrKgrWqK","rentEpoch":18446744073709551615,"space":1544}},"result_hash":"3458fcdb50b935a81edd11dc1da476179cae47c69f6990cbc698c1e652ac5b97","slot":null},{"block":null,"method":"getTokenAccountBalance","params":["8JyAULXLSRjxAmzE2MfrgeHhTg8J1DRMqas1gaRn85ot",{"commitment":"confirmed"}],"result_hash":"a9e36b32b61ac27c0199b49b6b2b5c197d82332ca9c901888208dd10ea08dc0f","slot":null},{"block":null,"method":"getTokenAccountBalance","params":["CYfaMvz6ft1YahGnetsGP3E8GWkURdJcDSzfihGrH8Qo",{"commitment":"confirmed"}],"result_hash":"5b8db22d77fbf40c30fa1b79f3995f6dd9594cc68ed80336927bb0751cc40b74","slot":null},{"block":null,"method":"getMultipleAccounts","params":[["XsDoVfqeBukxuZHWhdvWHBhgEHjGNst4MLodqsJHzoB","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"e6bf1bdc958027138db01a4010e033447df4907dc098caa15e070f4c20b0d39d","slot":null},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"6e7392e68768a16c8d90caf89fb10ff898fce4b07d642aebf9bf95c6d87617f1","slot":null},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":451799727},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmb08ANwJQpHAAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":534808027998,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"0769c3d4be3d883948c28e46e4875fc64e1103ae7514145836e89ff0a77cc471","slot":null},{"block":null,"method":"getTokenSupply","params":["XsDoVfqeBukxuZHWhdvWHBhgEHjGNst4MLodqsJHzoB",{"commitment":"confirmed"}],"result_hash":"14c462c484ccef1dd0849e102613b51da124be2bd6bd47eb7c8b2ae7042b0de8","slot":null},{"block":null,"method":"getAccountInfo","params":["XsDoVfqeBukxuZHWhdvWHBhgEHjGNst4MLodqsJHzoB",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":451799762},"value":{"data":["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","base64"],"executable":false,"lamports":1043189183,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":678}},"result_hash":"b69504184dd6ff98207bb6498a9c277e76adf155fca373701379b4089aee6f46","slot":null}],"registry_entry":{"chain":"Solana","contract":"XsDoVfqeBukxuZHWhdvWHBhgEHjGNst4MLodqsJHzoB","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-09-29T23:37:23Z","name":"Tesla","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"TSLA"},"registry_hash":"b3f72fc9046ef9a37e433405d5916bce13581b85d8cce5889f24cf56e53b77b4","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":451799703,"subject":"8aDaBQkTrS6HVMjyc6EZebgdiaXhLYGriDWKWWp1NpFF","ticker":"TSLA","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"TSLA"}},"version":1}

Signature

PNGSRnFqjyRvZaeef8wfIFWw+D0auel7bNtcYwR95+35v+BzplOqEjWR8KOc6sXW15OejlU0//CyBHCOzUHfCQ==

API call

GET /api/attest/13c795a62ee60dfef897e6311d2f4f2e93a0ac3a88d7ced3b8d78b5ea6e4fe7a

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.