ISRC DEA807103501
Verified recording
DEA807103501 is “Bach, JS: Ich hatte viel Bekümmernis, BWV 21: No. 1, Sinfonia” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xc3df5969845b4ac9ebd4f18276fb3d9dae6397684d51a31dbc9807f58b89d803 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA807103501.
Recording identifiers
- ISRC
- DEA807103501
- Title
- Bach, JS: Ich hatte viel Bekümmernis, BWV 21: No. 1, Sinfonia
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xc3df5969845b4ac9ebd4f18276fb3d9dae6397684d51a31dbc9807f58b89d803
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:2f417960f181873d6895982e395b087b7bf3bde482a7d81df76bea20b0fbd935- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA807103501
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Bach, JS: Ich hatte viel Bekümmernis, BWV 21: No. 1, Sinfonia · Machine-readable JSON-LD