ISRC USBC19901787

Verified recording

USBC19901787 is “24 Preludes, Op. 28: Prelude No. 13 in F-Sharp Major, Op. 28” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0xa0ed8b35752ec28d8737a9ffa54dbe48d0203dfbe31f39402feeb6231674fe4d and independently timestamped in Bitcoin block 957052 on 2026-07-07. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901787.

Recording identifiers

ISRC
USBC19901787
Title
24 Preludes, Op. 28: Prelude No. 13 in F-Sharp Major, Op. 28
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0xa0ed8b35752ec28d8737a9ffa54dbe48d0203dfbe31f39402feeb6231674fe4d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-07T14:50:41+00:00
Bitcoin block
957052
Canonical record hash
sha256:35abdf04000bf71129637f1a90b7d4465ce15e12d901deb98ffd0260d67971c7
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901787
Bitcoin block existence check
https://blockstream.info/api/block/957052

Full record

Track page: 24 Preludes, Op. 28: Prelude No. 13 in F-Sharp Major, Op. 28 · Machine-readable JSON-LD