ISRC USB8U1522177

Verified recording

USB8U1522177 is “Choir Concerto: II. Sabran' je pesen sikh, gde kazhdyj stikh (I, an expert in human passions)” by Alfred Schnittke, registered on the CopyrightChains blockchain with CopyrightID 0x4abcb07260bec4a66fe5ae5874daff63e10e58c1218d917acc8391f23850039f and independently timestamped in Bitcoin block 960170 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1522177.

Recording identifiers

ISRC
USB8U1522177
Title
Choir Concerto: II. Sabran' je pesen sikh, gde kazhdyj stikh (I, an expert in human passions)
Artist
Alfred Schnittke
CopyrightID (CopyrightChains transaction hash)
0x4abcb07260bec4a66fe5ae5874daff63e10e58c1218d917acc8391f23850039f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T23:52:38+00:00
Bitcoin block
960170
Canonical record hash
sha256:3aa41029b918b8cb1f18a83cfecf8bdd537f4dedae53d068f1923e4a900e799e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1522177
Bitcoin block existence check
https://blockstream.info/api/block/960170

Full record

Track page: Choir Concerto: II. Sabran' je pesen sikh, gde kazhdyj stikh (I, an expert in human passions) · Machine-readable JSON-LD