ISRC USQX91801120
Verified recording
USQX91801120 is “Unaccompanied Cello Suite No. 5 in C Minor, BWV 1011: IV. Sarabande” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x9ff6da314e9719723c6e5c60f8e6e66961d971817cfee6dbe6654dde22d07901 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91801120.
Recording identifiers
- ISRC
- USQX91801120
- Title
- Unaccompanied Cello Suite No. 5 in C Minor, BWV 1011: IV. Sarabande
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x9ff6da314e9719723c6e5c60f8e6e66961d971817cfee6dbe6654dde22d07901
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:7b1959c4315d2246c49508f9086525a681b46b94f3948dd49da8776db4cdf005- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91801120
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Unaccompanied Cello Suite No. 5 in C Minor, BWV 1011: IV. Sarabande · Machine-readable JSON-LD