ISRC ITUM70801420

Verified recording

ITUM70801420 is “24 Préludes, Op. 28: No. 13 in F-Sharp Major: Lento” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0xc2b38c2fe33e11f3a7215801e0bf200cc1d6365aa30f9ed870d4af04b239cdcd and independently timestamped in Bitcoin block 956889 on 2026-07-06. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITUM70801420.

Recording identifiers

ISRC
ITUM70801420
Title
24 Préludes, Op. 28: No. 13 in F-Sharp Major: Lento
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0xc2b38c2fe33e11f3a7215801e0bf200cc1d6365aa30f9ed870d4af04b239cdcd

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49+00:00
Bitcoin block
956889
Canonical record hash
sha256:328262906c5bb46a2d1940e40d506590d44610da5d15ab9074fe858f64dbd5e9
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITUM70801420
Bitcoin block existence check
https://blockstream.info/api/block/956889

Full record

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