ACNx/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":"2026-10-06T08:43:38Z","dev":false,"expires_at":"2026-10-07T08:43:38Z","issuer":"Backed xStocks","pool":{"base":{"address":"Xs5UJzmCRQ8DWZjskExdSQDnbE6iLkRu2jjrRAB1JSU","balance":"90113626","decimals":8,"symbol":"ACNx"},"chain":"Solana","dex":"raydium-clmm","pool":"7nkwBFDXdygxweX1UJzyB1kZDTccEkpkm9TympX4335s","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"92862890","decimals":6,"symbol":null}},"quote_share_of_supply":0.000024289387215967065,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"aa4fac1de279f28fb4af1f06fd22383d309b9c8b21a134c3e894781c124b9ae5","slot":453851108},{"block":null,"method":"getAccountInfo","params":["7nkwBFDXdygxweX1UJzyB1kZDTccEkpkm9TympX4335s",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":453851110},"value":{"data":["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","base64"],"executable":false,"lamports":11637122,"owner":"CAMMCzo5YL8w4VFF8KVHrK22GGUsp5VTaW7grrKgrWqK","rentEpoch":18446744073709551615,"space":1544}},"result_hash":"4f43a0bd71c6331302e7c5ec49b12d5e6a4f9931b830bafa3f1fea6aad886719","slot":453851110},{"block":null,"method":"getTokenAccountBalance","params":["2FR7rZzk2PCR6uQYa7dMon11ghCBfESFyoitik1XPaYu",{"commitment":"confirmed"}],"result_hash":"2343f97b44d0c058cf0e06b7e42db41c71e4633f1e828afcfa87df60c14568d1","slot":453851111},{"block":null,"method":"getTokenAccountBalance","params":["bV84psurE2KRtjo9NpMM8TAkf2u5eYEa3JkzZynPK2w",{"commitment":"confirmed"}],"result_hash":"a1a32080078392303a0cd1cabf13406c56045fdd56dcfb7ad0fca59cc5dc38d1","slot":453851113},{"block":null,"method":"getMultipleAccounts","params":[["Xs5UJzmCRQ8DWZjskExdSQDnbE6iLkRu2jjrRAB1JSU","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"cd44a5aed8e1698be538701c43fdf606adcaae640d8fe319d0baaf41bbf26813","slot":453851113},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"2125fab8086f322ddf92e43ee623245e19b75d74d1c57da0ad3f4d537e8b8e47","slot":453851114},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":453851115},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmbxsOV2clbHAAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":535340471867,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"262a2536386ac1f3547fb371e80b81063e36b521a0aeac836cfb8d11d6572af5","slot":453851115},{"block":null,"method":"getTokenSupply","params":["Xs5UJzmCRQ8DWZjskExdSQDnbE6iLkRu2jjrRAB1JSU",{"commitment":"confirmed"}],"result_hash":"6dbd04154b20a9ad86433441974a34aafc7fcbf10ef22f87e18bb7871163d909","slot":453851133},{"block":null,"method":"getAccountInfo","params":["Xs5UJzmCRQ8DWZjskExdSQDnbE6iLkRu2jjrRAB1JSU",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":453851138},"value":{"data":["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","base64"],"executable":false,"lamports":5623680,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":680}},"result_hash":"dccf7b2ee7155563cbbfed2969d96c6a2e788cf9a14b2be0a440142d70d65f05","slot":453851138}],"registry_entry":{"chain":"Solana","contract":"Xs5UJzmCRQ8DWZjskExdSQDnbE6iLkRu2jjrRAB1JSU","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-10-06T08:14:21Z","name":"Accenture","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"ACN"},"registry_hash":"496d113bf5e859d5f2bdc3626d412642074a2f502443efe6bec6c615c671056d","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":453851108,"subject":"7nkwBFDXdygxweX1UJzyB1kZDTccEkpkm9TympX4335s","ticker":"ACN","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"ACN"}},"version":1}

Signature

yaIb636+MabPmMlBJn4rdpoxv/zY3xdjDWZEFPIDKHNZEsh6pFwnazrdTFtljQVeA4AWijLmjzE5vVVVIFkuDQ==

API call

GET /api/attest/077f3e11138e6b19e5765736e85845e89f2365f39522cef450f5d9c6315c4fa1

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.