ISRC FR50X1854508
Verified recording
FR50X1854508 is “Unsterbliche Opfer - War Cadenza (Improvisation) - Arr. for String Orchestra and Accordion” by Patricia Kopatchinskaja,
registered on the CopyrightChains blockchain with CopyrightID
0x5dd910ce5af3038dd4b46bbdd6d40892f0c81694f5e714fd07a180afbfb0cb77 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1854508.
Recording identifiers
- ISRC
- FR50X1854508
- Title
- Unsterbliche Opfer - War Cadenza (Improvisation) - Arr. for String Orchestra and Accordion
- Artist
- Patricia Kopatchinskaja
- CopyrightID (CopyrightChains transaction hash)
0x5dd910ce5af3038dd4b46bbdd6d40892f0c81694f5e714fd07a180afbfb0cb77
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:9b829980b8736044e84137b9022638d71ffd25676d0ffc1f0f8e71d659423cb0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1854508
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Unsterbliche Opfer - War Cadenza (Improvisation) - Arr. for String Orchestra and Accordion · Machine-readable JSON-LD