ISRC GBUM70803064
Verified recording
GBUM70803064 is “St Mark Passion: 50. Recitative (Evangelist): Und nach der sechsten Stunde” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x3e02225cb3b6e277f5ed4879c8a8c2250a7c744f819d9bb1e9265c12f8e317fd and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803064.
Recording identifiers
- ISRC
- GBUM70803064
- Title
- St Mark Passion: 50. Recitative (Evangelist): Und nach der sechsten Stunde
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x3e02225cb3b6e277f5ed4879c8a8c2250a7c744f819d9bb1e9265c12f8e317fd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:2e44108ba648d25d4edcbe1635eee2bf0d4db46c692005a9c9b5f7337bd463d2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803064
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: St Mark Passion: 50. Recitative (Evangelist): Und nach der sechsten Stunde · Machine-readable JSON-LD