ISRC DEF057530501
Verified recording
DEF057530501 is “24 Préludes, Op. 28: No. 1 in C Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x543176ce79943aea206fe358630085705292e05df2ef1c9e9bdbf6d877ac5643 and independently timestamped
in Bitcoin block 954130 on 2026-06-17.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530501.
Recording identifiers
- ISRC
- DEF057530501
- Title
- 24 Préludes, Op. 28: No. 1 in C Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x543176ce79943aea206fe358630085705292e05df2ef1c9e9bdbf6d877ac5643
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-17T19:07:14+00:00
- Bitcoin block
- 954130
- Canonical record hash
sha256:6b98439b97ca1fd79fa94de17eb7d8dab22537b169710ad2435070cd4745bf8e- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530501
- Bitcoin block existence check
- https://blockstream.info/api/block/954130
Full record
Track page: 24 Préludes, Op. 28: No. 1 in C Major · Machine-readable JSON-LD