ISRC KRUM71400021
Verified recording
KRUM71400021 is “Chorale Prelude "Nun komm der Heiden Heiland", BWV 659” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xb75e09a0aea441f4b56a2502fa59ed80ef8df42dd4751e6e780d53efa31734ea and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM71400021.
Recording identifiers
- ISRC
- KRUM71400021
- Title
- Chorale Prelude "Nun komm der Heiden Heiland", BWV 659
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xb75e09a0aea441f4b56a2502fa59ed80ef8df42dd4751e6e780d53efa31734ea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:da144e4b4425b2a74f804828af6dc1d60d6958cf78a6a28e1ef4c0df69e3ebff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM71400021
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Chorale Prelude "Nun komm der Heiden Heiland", BWV 659 · Machine-readable JSON-LD