ISRC DEF059232016
Verified recording
DEF059232016 is “24 Préludes, Op. 28: No. 16 in B-Flat Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1c31d11285db8401978fc2daf40fe18aa9bb0214eedd019ea715f98761b8609f and independently timestamped
in Bitcoin block 960494 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059232016.
Recording identifiers
- ISRC
- DEF059232016
- Title
- 24 Préludes, Op. 28: No. 16 in B-Flat Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1c31d11285db8401978fc2daf40fe18aa9bb0214eedd019ea715f98761b8609f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T01:44:32+00:00
- Bitcoin block
- 960494
- Canonical record hash
sha256:093dda0567422bf7b00b0c4f015967e3126ab0b2783e7d23bab7162a8e14a8fe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059232016
- Bitcoin block existence check
- https://blockstream.info/api/block/960494
Full record
Track page: 24 Préludes, Op. 28: No. 16 in B-Flat Minor · Machine-readable JSON-LD