ISRC GBUM70803057
Verified recording
GBUM70803057 is “St Mark Passion: 43. Chorale: Das Wort sie sollen lassen” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x6ba9bbc37c38e0f363ddae97ff268bbb9dbb247b814e544b8a62fa9ed27f6e69 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803057.
Recording identifiers
- ISRC
- GBUM70803057
- Title
- St Mark Passion: 43. Chorale: Das Wort sie sollen lassen
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x6ba9bbc37c38e0f363ddae97ff268bbb9dbb247b814e544b8a62fa9ed27f6e69
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:176c549483b7179b3b931afca5a100cf3e9a3c36f84834731be4c71a28fb5bd4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803057
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: St Mark Passion: 43. Chorale: Das Wort sie sollen lassen · Machine-readable JSON-LD