ISRC GBPCP1600206

Verified recording

GBPCP1600206 is “Piano Sonata No. 2, Op. 35: III. Marche funèbre: Lento” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0x0429594026b3aa60cb1f9f9889065ae3f221702f394f48afc7500156cab5d2be and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBPCP1600206.

Recording identifiers

ISRC
GBPCP1600206
Title
Piano Sonata No. 2, Op. 35: III. Marche funèbre: Lento
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0x0429594026b3aa60cb1f9f9889065ae3f221702f394f48afc7500156cab5d2be

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:0735c9198be6a5f80bbff0f42067c5dca9f81f7db4ea7fc61ddabab5e50022cf
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBPCP1600206
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Piano Sonata No. 2, Op. 35: III. Marche funèbre: Lento · Machine-readable JSON-LD