ISRC GBKQU1540258
Verified recording
GBKQU1540258 is “Test The Limits - Original Mix” by Upgrade,
registered on the CopyrightChains blockchain with CopyrightID
0x23b15e9890c41b765978a3d647b6896276d5fd35f7bc91a7b5d90d283830f5a3 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU1540258.
Recording identifiers
- ISRC
- GBKQU1540258
- Title
- Test The Limits - Original Mix
- Artist
- Upgrade
- CopyrightID (CopyrightChains transaction hash)
0x23b15e9890c41b765978a3d647b6896276d5fd35f7bc91a7b5d90d283830f5a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:5d8c9f94f07f3c374a3c12ad9efb3b15aac0f00b2e610f2b6408bddd93881a6b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU1540258
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: Test The Limits - Original Mix · Machine-readable JSON-LD