ISRC DEN961731345
Verified recording
DEN961731345 is “Was betrübst du dich, mein Herze, BWV 423” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xa3e36b5e5f3e4fa8f112f0d2e23831b10c352a951e6f614765392e9f6d049b98 and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961731345.
Recording identifiers
- ISRC
- DEN961731345
- Title
- Was betrübst du dich, mein Herze, BWV 423
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xa3e36b5e5f3e4fa8f112f0d2e23831b10c352a951e6f614765392e9f6d049b98
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:710124559d52cf7a2e582d9a2bc67d64a312835edd1b09f7d2cdd277616e5ef1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961731345
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Was betrübst du dich, mein Herze, BWV 423 · Machine-readable JSON-LD