ISRC USB8U1522179
Verified recording
USB8U1522179 is “Choir Concerto: IV. Sej trud, shto natchinal ja s upavan'jem (Complete this work which I began)” by Alfred Schnittke,
registered on the CopyrightChains blockchain with CopyrightID
0xfe648c08a187828a22f6ecd0bcd5b8b26a43a37cb7685dfde32c12d2818b21df and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1522179.
Recording identifiers
- ISRC
- USB8U1522179
- Title
- Choir Concerto: IV. Sej trud, shto natchinal ja s upavan'jem (Complete this work which I began)
- Artist
- Alfred Schnittke
- CopyrightID (CopyrightChains transaction hash)
0xfe648c08a187828a22f6ecd0bcd5b8b26a43a37cb7685dfde32c12d2818b21df
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:939230cdddf4f20f84f010c1607beb29ba5690b7f9a8df15ba1d4ca8142bfe24- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1522179
- Bitcoin block existence check
- https://blockstream.info/api/block/960111
Full record
Track page: Choir Concerto: IV. Sej trud, shto natchinal ja s upavan'jem (Complete this work which I began) · Machine-readable JSON-LD