ISRC FR50X2411002

Verified recording

FR50X2411002 is “Sonata for Cello and Piano No. 1 (Arr. for Cello, Strings and Harpsichord by Martin Merker): I. Largo” by Alfred Schnittke, registered on the CopyrightChains blockchain with CopyrightID 0x44477140fb5093d5f287f5fca07f5ec079430c3f92bed1c58eb4f94adc0ccc22 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/FR50X2411002.

Recording identifiers

ISRC
FR50X2411002
Title
Sonata for Cello and Piano No. 1 (Arr. for Cello, Strings and Harpsichord by Martin Merker): I. Largo
Artist
Alfred Schnittke
CopyrightID (CopyrightChains transaction hash)
0x44477140fb5093d5f287f5fca07f5ec079430c3f92bed1c58eb4f94adc0ccc22

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:8a185126290edd99b2e74664484ddd615a784749df7a5a12f50389fb4e68d5a9
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2411002
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Sonata for Cello and Piano No. 1 (Arr. for Cello, Strings and Harpsichord by Martin Merker): I. Largo · Machine-readable JSON-LD