ISRC USBC19901797
Verified recording
USBC19901797 is “24 Preludes, Op. 28: Prelude No. 23 in F Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1d6ce9ffc7a2882c603b4aecf4f16d300632a68e3a9a3b8729106a6ec8410859 and independently timestamped
in Bitcoin block 957061 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901797.
Recording identifiers
- ISRC
- USBC19901797
- Title
- 24 Preludes, Op. 28: Prelude No. 23 in F Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1d6ce9ffc7a2882c603b4aecf4f16d300632a68e3a9a3b8729106a6ec8410859
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:07:00+00:00
- Bitcoin block
- 957061
- Canonical record hash
sha256:72294c43b5579a4fd3112057bcfa2ede1f4cc43c7587bdeb282c11ba9ac8dcff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901797
- Bitcoin block existence check
- https://blockstream.info/api/block/957061
Full record
Track page: 24 Preludes, Op. 28: Prelude No. 23 in F Major · Machine-readable JSON-LD