ISRC USX761631102

Verified recording

USX761631102 is “Viola Concerto” by Alfred Schnittke, registered on the CopyrightChains blockchain with CopyrightID 0x6b630532775162e3f1734c8f4c9a4373541e140a0b188aed9d684272feb6e013 and independently timestamped in Bitcoin block 960327 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX761631102.

Recording identifiers

ISRC
USX761631102
Title
Viola Concerto
Artist
Alfred Schnittke
CopyrightID (CopyrightChains transaction hash)
0x6b630532775162e3f1734c8f4c9a4373541e140a0b188aed9d684272feb6e013

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26+00:00
Bitcoin block
960327
Canonical record hash
sha256:5ddaeb4783429aa3c4ee3fe548376d6fe299c8f550b504b1c0f8d534c9fbd5b0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX761631102
Bitcoin block existence check
https://blockstream.info/api/block/960327

Full record

Track page: Viola Concerto · Machine-readable JSON-LD