ISRC GBEFR0901874
Verified recording
GBEFR0901874 is “Hold Up Your Hand” by Crookers,
registered on the CopyrightChains blockchain with CopyrightID
0xc822c3c092474f249c4fb395a3c47edc0475e599f5a43b22840167854c284eec and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBEFR0901874.
Recording identifiers
- ISRC
- GBEFR0901874
- Title
- Hold Up Your Hand
- Artist
- Crookers
- CopyrightID (CopyrightChains transaction hash)
0xc822c3c092474f249c4fb395a3c47edc0475e599f5a43b22840167854c284eec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:d50962b41e414a065805d0c85759c72eaa55b744ec81df8d7af941eeab1ca424- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBEFR0901874
- Bitcoin block existence check
- https://blockstream.info/api/block/960441