ISRC USQX91801103

Verified recording

USQX91801103 is “Unaccompanied Cello Suite No. 3 in C Major, BWV 1009: I. Prélude” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0xca8af75491fc692fe937eb927886640d0c2af40365b61e0962988cf9b48ae21c and independently timestamped in Bitcoin block 953515 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91801103.

Recording identifiers

ISRC
USQX91801103
Title
Unaccompanied Cello Suite No. 3 in C Major, BWV 1009: I. Prélude
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0xca8af75491fc692fe937eb927886640d0c2af40365b61e0962988cf9b48ae21c

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06+00:00
Bitcoin block
953515
Canonical record hash
sha256:b5a6e1f3bebc308d8a1042ada37cd3931354b29b91a843e1d486f399342b9f60
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91801103
Bitcoin block existence check
https://blockstream.info/api/block/953515

Full record

Track page: Unaccompanied Cello Suite No. 3 in C Major, BWV 1009: I. Prélude · Machine-readable JSON-LD