ISRC GBUM70803032
Verified recording
GBUM70803032 is “St Mark Passion: 18. Aria (tenor): Mein Troster” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x537dfbeb3aee3f4a3e75e263563a04592dce3762cfeaa3ad09a9b19c21d85259 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803032.
Recording identifiers
- ISRC
- GBUM70803032
- Title
- St Mark Passion: 18. Aria (tenor): Mein Troster
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x537dfbeb3aee3f4a3e75e263563a04592dce3762cfeaa3ad09a9b19c21d85259
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:432d0855624dd642d963c292b986ac8cf8675aa7f6735169dcb674954719593a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803032
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: St Mark Passion: 18. Aria (tenor): Mein Troster · Machine-readable JSON-LD