ISRC DEN962400232
Verified recording
DEN962400232 is “Cantata, BWV 21: Ich hatte viel Bekümmernis (Arr. Ólafsson for Piano)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x6dd7a9fca5318a861508b5ee09e845009188244d5cccfb234c2a4226c6bd64a7 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962400232.
Recording identifiers
- ISRC
- DEN962400232
- Title
- Cantata, BWV 21: Ich hatte viel Bekümmernis (Arr. Ólafsson for Piano)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x6dd7a9fca5318a861508b5ee09e845009188244d5cccfb234c2a4226c6bd64a7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:102d799607daaa6f546332c24d42bfb805ab6fbd7ac1b3fce92e25b6046970a7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962400232
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Cantata, BWV 21: Ich hatte viel Bekümmernis (Arr. Ólafsson for Piano) · Machine-readable JSON-LD