ISRC DEF057530553
Verified recording
DEF057530553 is “24 Préludes, Op. 28: No. 15 in D-Flat Major : Sostenuto - Pt. 3” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb28c597bcdf23499a79ac09e8368e13eeb784fe9a5a243c89dbcbdf23b0efb4c and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530553.
Recording identifiers
- ISRC
- DEF057530553
- Title
- 24 Préludes, Op. 28: No. 15 in D-Flat Major : Sostenuto - Pt. 3
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb28c597bcdf23499a79ac09e8368e13eeb784fe9a5a243c89dbcbdf23b0efb4c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:93146fa7c95d9a44765b7d9898f8ef4292df708263c9505d60db73996e990626- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530553
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: 24 Préludes, Op. 28: No. 15 in D-Flat Major : Sostenuto - Pt. 3 · Machine-readable JSON-LD