QED
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QED certificate

QED record 50eec1e50955 from . View the live pool page.

Verified · Backed xStocks SLV

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

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

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 orca-whirlpool
Subject
SLVx / Unknown · Solana
Pool address
nSs4EWNvgiVhu45riDkkVUbzjsexYm27r6Q9hvJWPLp
Issuer match
Backed xStocks · SLV · View SLV contracts
Checked
Valid until
Serial
50eec1e50955
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":"2026-10-19T03:05:48Z","dev":false,"expires_at":"2026-10-20T03:05:48Z","issuer":"Backed xStocks","pool":{"base":{"address":"XsxAd6okt8y1RRK6gNg7iJaqiWNiq5Md5EDf3ZrF2dm","balance":"883630225","decimals":8,"symbol":"SLVx"},"chain":"solana","dex":"orca-whirlpool","pool":"nSs4EWNvgiVhu45riDkkVUbzjsexYm27r6Q9hvJWPLp","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"532992311","decimals":6,"symbol":null}},"quote_share_of_supply":0.00005402630319207191,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"7c14b3c0170a1e44148c13453f84387e6367e69c2a33b80e6d5ce1e08ecb9001","slot":458677378},{"block":null,"method":"getAccountInfo","params":["nSs4EWNvgiVhu45riDkkVUbzjsexYm27r6Q9hvJWPLp",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458677380},"value":{"data":["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","base64"],"executable":false,"lamports":3967480,"owner":"whirLbMiicVdio4qvUfM5KAg6Ct8VwpYzGff3uctyCc","rentEpoch":18446744073709551615,"space":653}},"result_hash":"c150990fb03b5b53fcd230ef4dfc67f4e5010b44d521c9aba6b9dab23e7ab257","slot":458677380},{"block":null,"method":"getTokenAccountBalance","params":["75ZTKiXGkbNDSDFrTK5SneoST8HnTU3z1QiKkmwL8We3",{"commitment":"confirmed"}],"result_hash":"81616542821dba1297b8511a08af75f08e5fc1bc347c47055d883e5e83a32e53","slot":458677381},{"block":null,"method":"getTokenAccountBalance","params":["9DYCv5dJoTrWfN9zp6sdtjAEzoPbigF1YiU2z2uziQMZ",{"commitment":"confirmed"}],"result_hash":"20e80d616f9f5ad863b62b33561a74f29db902754cd527c937251ea8b6009b39","slot":458677382},{"block":null,"method":"getMultipleAccounts","params":[["XsxAd6okt8y1RRK6gNg7iJaqiWNiq5Md5EDf3ZrF2dm","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"4e3db2539eb4592abf27ba483ddfeb2484e9a812073c59d97211fa0f3ef7fd70","slot":458677383},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"35dfb7ce9ff1a9a32b0182be70a42e37367b28be9639b0d0acddd66f286cc83e","slot":458677384},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458677386},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmb0LEOT0lOGwAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":556436563008,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"133e8540c11bc3420af63f1ff6db300a8b174763db5b4d33985d1c85fbf32d5d","slot":458677386},{"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":["XsxAd6okt8y1RRK6gNg7iJaqiWNiq5Md5EDf3ZrF2dm",{"commitment":"confirmed"}],"result_hash":"53ac74944e1fcba3607c7f0cdcbc46bb9e8292b9030e74225d7a19b8ea34f90e","slot":458677388},{"block":null,"method":"getAccountInfo","params":["XsxAd6okt8y1RRK6gNg7iJaqiWNiq5Md5EDf3ZrF2dm",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458677390},"value":{"data":["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","base64"],"executable":false,"lamports":5700240,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":691}},"result_hash":"13c0afbb6d05ef575d10ef930c957fb89e255940d0e7dda3440fc55c3d06b5da","slot":458677390},{"block":null,"method":"getProgramAccounts","params":["metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s",{"commitment":"confirmed","encoding":"base64","filters":[{"memcmp":{"bytes":"XsxAd6okt8y1RRK6gNg7iJaqiWNiq5Md5EDf3ZrF2dm","offset":33}}]}],"result_hash":"4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945","slot":null}],"registry_entry":{"chain":"solana","contract":"XsxAd6okt8y1RRK6gNg7iJaqiWNiq5Md5EDf3ZrF2dm","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-10-19T02:40:19Z","name":"iShares Silver Trust","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"SLV"},"registry_hash":"0bd20861acb250fc115ebe98f0dbbb7c686b15c772a071c9020aa5154f2d195f","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":458677378,"subject":"nSs4EWNvgiVhu45riDkkVUbzjsexYm27r6Q9hvJWPLp","ticker":"SLV","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"SLV"}},"version":1}
Signature
Cdmd40eiIK+MUFVjHrngBpYq2TD+H6TyUYBWD7D8dBgMirj0iV7I2DvSl6O33UyYWwoOkYSKDQfhU+YT3HZ1AA==
API call
GET /api/attest/50eec1e50955c58f93b65b911e555b1020e09e5d10063d906332b29904263fdf
  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.