ISRC GBUM70803008

Verified recording

GBUM70803008 is “St Mark Passion: 5. Chorale: Ich, ich und meine Sunden” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x87357a7a37d12ae061fe79a17c9741baf4493219e8488b37ca53ce21ad6c6b39 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/GBUM70803008.

Recording identifiers

ISRC
GBUM70803008
Title
St Mark Passion: 5. Chorale: Ich, ich und meine Sunden
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x87357a7a37d12ae061fe79a17c9741baf4493219e8488b37ca53ce21ad6c6b39

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:ebf7f74b787e88f21a7806021f775c0abc7e65157fff0cb00cf51b0adbbdb89e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803008
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: St Mark Passion: 5. Chorale: Ich, ich und meine Sunden · Machine-readable JSON-LD