ISRC DEF059232002
Verified recording
DEF059232002 is “24 Préludes, Op. 28: No. 2 in A Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xac4d26e33c145da93c75db530cfcf70ec361f4b5199a5db21f430c9154fca540 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059232002.
Recording identifiers
- ISRC
- DEF059232002
- Title
- 24 Préludes, Op. 28: No. 2 in A Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xac4d26e33c145da93c75db530cfcf70ec361f4b5199a5db21f430c9154fca540
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:c1ab29c4f0cbba90dd46d822456dad77dc69f0404dccdd6484444eca0349dcf3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059232002
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: 24 Préludes, Op. 28: No. 2 in A Minor · Machine-readable JSON-LD