ISRC GBGCS0500643

Verified recording

GBGCS0500643 is “Troika” by Sergei Prokofiev, registered on the CopyrightChains blockchain with CopyrightID 0x508685c32096d06a31b2d84c5dedc02bc25982979d244c1c674ee33d4a25e049 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/GBGCS0500643.

Recording identifiers

ISRC
GBGCS0500643
Title
Troika
Artist
Sergei Prokofiev
CopyrightID (CopyrightChains transaction hash)
0x508685c32096d06a31b2d84c5dedc02bc25982979d244c1c674ee33d4a25e049

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:6b9a671bb691d37140ec29462a42073849b7c1b592e46863a6f2bf9a90c594df
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBGCS0500643
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Troika · Machine-readable JSON-LD