QED
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QED certificate

QED record ff3793b822b3 from . View the live pool page.

Verified · Backed xStocks CSCO

Does CSCOx / Unknown match its issuer's published contract?

The pool's quote contract matches Backed xStocks's registry entry for CSCO.

Verified means the observed quote-token contract matches an issuer-published registry entry on Solana. Only the quote-side contract is checked.

This does not prove backing, custody, reserves, price, safety, solvency, or endorsement.

Signature valid · contract match

Solana raydium-clmm
Subject
CSCOx / Unknown · Solana
Pool address
AXyFo4i37CUfGnv5BrMUubqxNJJSRQqJuEgVoLyokmkQ
Issuer match
Backed xStocks · CSCO · View CSCO contracts
Checked
Valid until
Serial
ff3793b822b3
Signed by
QED (key id GJWKkiUd)

After this time the certificate remains a historical record, but it no longer establishes current pool or registry state. Re-check to create a fresh observation before relying on current facts.

Compare this address with the one you were given before you trade.

under 0.01% Checked

Only trust an address you pasted here or opened from this page.

How to verify this yourself

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":"2026-10-18T19:05:10Z","dev":false,"expires_at":"2026-10-19T19:05:10Z","issuer":"Backed xStocks","pool":{"base":{"address":"Xsr3pdLQyXvDJBFgpR5nexCEZwXvigb8wbPYp4YoNFf","balance":"117109974","decimals":8,"symbol":"CSCOx"},"chain":"solana","dex":"raydium-clmm","pool":"AXyFo4i37CUfGnv5BrMUubqxNJJSRQqJuEgVoLyokmkQ","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"306408689","decimals":6,"symbol":null}},"quote_share_of_supply":5.0985116704010275e-6,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"1f3a656e080f622b0527ce88e034d1c75033fcda619a5d5178dba80475d1c44e","slot":458544607},{"block":null,"method":"getAccountInfo","params":["AXyFo4i37CUfGnv5BrMUubqxNJJSRQqJuEgVoLyokmkQ",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458544609},"value":{"data":["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","base64"],"executable":false,"lamports":11637121,"owner":"CAMMCzo5YL8w4VFF8KVHrK22GGUsp5VTaW7grrKgrWqK","rentEpoch":18446744073709551615,"space":1544}},"result_hash":"6036e2786029b5db535a5ad7fb8e346b276396701f0c578b9e651aea3878137a","slot":458544609},{"block":null,"method":"getTokenAccountBalance","params":["HjFA8SWfA4uxgxrmS2zVHmCWocqrhGW6dhUX3CfP5ZjT",{"commitment":"confirmed"}],"result_hash":"fe42041460d3c889afd20a4fee24aa3ed13056f2b8f746fb60f0c7859c47c268","slot":458544610},{"block":null,"method":"getTokenAccountBalance","params":["5CrWVXtJULgFsEwbK9bbL9D2nTzQfjLrgRBAF5rdpp6x",{"commitment":"confirmed"}],"result_hash":"ad3a9993e9836889921f8f011273da6f0f4e0f71b09d6bf65902eb24bef9aaa2","slot":458544611},{"block":null,"method":"getMultipleAccounts","params":[["Xsr3pdLQyXvDJBFgpR5nexCEZwXvigb8wbPYp4YoNFf","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"b3c69f42cb35efb2e31ccb6d1dc994db2f89811c4f10dd25735a25c9ab652511","slot":458544612},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"63f5f9576cc63f13ed9f88ea8c4301d7bede4fae504dd08638b252491a236a4b","slot":458544613},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458544614},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmb3/EO2QJYGwAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":556436563008,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"110629b56916cff3ab3ea9ecaaac5c72b5777abbbe2b73c63d73786fc6f2c454","slot":458544614},{"block":null,"method":"getProgramAccounts","params":["metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s",{"commitment":"confirmed","encoding":"base64","filters":[{"memcmp":{"bytes":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","offset":33}}]}],"result_hash":"85ed2b681fcd867f23813dfe31c8a2490c6fd4cdc10d37000244f0ba61f13af0","slot":null},{"block":null,"method":"getTokenSupply","params":["Xsr3pdLQyXvDJBFgpR5nexCEZwXvigb8wbPYp4YoNFf",{"commitment":"confirmed"}],"result_hash":"790b8942f56447a31ed3012fc32d099102599e5c0a09e11e0f1fb1d211f607d1","slot":458544617},{"block":null,"method":"getAccountInfo","params":["Xsr3pdLQyXvDJBFgpR5nexCEZwXvigb8wbPYp4YoNFf",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458544619},"value":{"data":["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","base64"],"executable":false,"lamports":5609760,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":678}},"result_hash":"9249fc453c163dae2cf33ec62c2ddbca14db2b44863341d6b506dbb042cc4b86","slot":458544619},{"block":null,"method":"getProgramAccounts","params":["metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s",{"commitment":"confirmed","encoding":"base64","filters":[{"memcmp":{"bytes":"Xsr3pdLQyXvDJBFgpR5nexCEZwXvigb8wbPYp4YoNFf","offset":33}}]}],"result_hash":"4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945","slot":null}],"registry_entry":{"chain":"solana","contract":"Xsr3pdLQyXvDJBFgpR5nexCEZwXvigb8wbPYp4YoNFf","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-10-18T18:54:08Z","name":"Cisco","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"CSCO"},"registry_hash":"e40a8f7ec2f1a2c1d6467a45e0976602299513549c0406d646df02a3ecb928c8","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":458544607,"subject":"AXyFo4i37CUfGnv5BrMUubqxNJJSRQqJuEgVoLyokmkQ","ticker":"CSCO","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"CSCO"}},"version":1}
Signature
dl7q5F7Cxrj76k5bJ+ew+qNlJD30FcvFp20aCWHe4eI0t2K+XV1LKYWh3gfJcsLas77rQv3P/VRdWGRYMb1HBQ==
API call
GET /api/attest/ff3793b822b3e6a3fbfcc8870f5ef682ef7f037db0012a0faaa6e4b16966110c
  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.