ISRC GB73Z1101531

Verified recording

GB73Z1101531 is “Prelude in C Major (WTK, Book I, No. 1), BWV 846” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x142b375809e5d5c6e02c6271c6054e35a870f0f82d8a75cb7d70cf3a0cf9ec71 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/GB73Z1101531.

Recording identifiers

ISRC
GB73Z1101531
Title
Prelude in C Major (WTK, Book I, No. 1), BWV 846
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x142b375809e5d5c6e02c6271c6054e35a870f0f82d8a75cb7d70cf3a0cf9ec71

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:4b9b723bca78555bdb00f385cc86ef05c89daef214ab9334205f96da61127861
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB73Z1101531
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