ISRC GBAKR0012603
Verified recording
GBAKR0012603 is “A mighty fortress (Ein feste Burg ist unser Gott)” by Martin Luther,
registered on the CopyrightChains blockchain with CopyrightID
0xca1ac4189bd8cf8139612cdf5472f2195bec97af7e328492df51a0aece4f47b6 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0012603.
Recording identifiers
- ISRC
- GBAKR0012603
- Title
- A mighty fortress (Ein feste Burg ist unser Gott)
- Artist
- Martin Luther
- CopyrightID (CopyrightChains transaction hash)
0xca1ac4189bd8cf8139612cdf5472f2195bec97af7e328492df51a0aece4f47b6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:b8b13012de79ee694ff6471201c4f4da661ed042c935aaf435f4ae0d5f78b1ca- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0012603
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: A mighty fortress (Ein feste Burg ist unser Gott) · Machine-readable JSON-LD