ISRC DEFG21723723
Verified recording
DEFG21723723 is “24 Préludes, Op. 28: No. 23 in F Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xcabafed9d7534305282f201830dbb2845a8c574a3f1bfb1d5a8e1394419fbf1c 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/DEFG21723723.
Recording identifiers
- ISRC
- DEFG21723723
- Title
- 24 Préludes, Op. 28: No. 23 in F Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xcabafed9d7534305282f201830dbb2845a8c574a3f1bfb1d5a8e1394419fbf1c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:5bdf08c8c583622e490cb68597bc403013e07bc0a8a63dd50c51bb9aee34bf06- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG21723723
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 24 Préludes, Op. 28: No. 23 in F Major · Machine-readable JSON-LD