ISRC GB73Z1100664

Verified recording

GB73Z1100664 is “Prelude in C Major (WTK, Book I, No. 1), BWV 846” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x2d2b7c0792824a5165e00964bcc4a8b334e9b82086b785eb08c8b943d031249b and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB73Z1100664.

Recording identifiers

ISRC
GB73Z1100664
Title
Prelude in C Major (WTK, Book I, No. 1), BWV 846
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x2d2b7c0792824a5165e00964bcc4a8b334e9b82086b785eb08c8b943d031249b

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:ed5ee3756fd1c5f03b6f6df08da4a816831fda702972c31da2f4684e7384b4c4
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB73Z1100664
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Prelude in C Major (WTK, Book I, No. 1), BWV 846 · Machine-readable JSON-LD