ISRC GBKQU1547881
Verified recording
GBKQU1547881 is “Black & White - Original Mix” by Progreg,
registered on the CopyrightChains blockchain with CopyrightID
0xc49bcd6b22e0cb6a3b2d2e97720cc7a2410b6e585a71cf2668d1c38839053ecd and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU1547881.
Recording identifiers
- ISRC
- GBKQU1547881
- Title
- Black & White - Original Mix
- Artist
- Progreg
- CopyrightID (CopyrightChains transaction hash)
0xc49bcd6b22e0cb6a3b2d2e97720cc7a2410b6e585a71cf2668d1c38839053ecd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4bde96aa5d2b1170357e94d7ac1265077ddd4726cec6cece1295349516704c99- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU1547881
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Black & White - Original Mix · Machine-readable JSON-LD