ISRC USBC19705224
Verified recording
USBC19705224 is “24 Preludes, Op. 28: Prelude No. 18 in F minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x786dcbe911eb1af49e5abe2e375701852a578d977cc4db6353f1732480e37e4d 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/USBC19705224.
Recording identifiers
- ISRC
- USBC19705224
- Title
- 24 Preludes, Op. 28: Prelude No. 18 in F minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x786dcbe911eb1af49e5abe2e375701852a578d977cc4db6353f1732480e37e4d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:391f72577997b425d1ddef812848fa03f39b4af24a22176f79f531b35c3a1faf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19705224
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: 24 Preludes, Op. 28: Prelude No. 18 in F minor · Machine-readable JSON-LD