ISRC DEFG21723716
Verified recording
DEFG21723716 is “24 Préludes, Op. 28: No. 16 in B-Flat Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x9d48fccb4e32453d584323e7b2767ca02f3b31e6eb62e8e1a619f04d0ffdef61 and independently timestamped
in Bitcoin block 960456 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG21723716.
Recording identifiers
- ISRC
- DEFG21723716
- Title
- 24 Préludes, Op. 28: No. 16 in B-Flat Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x9d48fccb4e32453d584323e7b2767ca02f3b31e6eb62e8e1a619f04d0ffdef61
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:57+00:00
- Bitcoin block
- 960456
- Canonical record hash
sha256:c93f858d10d7bc8f157df7aa614b4f81a3534ada1f04f8c0a240b0c0bb3a084a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG21723716
- Bitcoin block existence check
- https://blockstream.info/api/block/960456
Full record
Track page: 24 Préludes, Op. 28: No. 16 in B-Flat Minor · Machine-readable JSON-LD