ISRC GBCFB9707032
Verified recording
GBCFB9707032 is “Return to Margin” by Coldcut,
registered on the CopyrightChains blockchain with CopyrightID
0x81e8a59e8662572f8ff412af96d9f5428acc0fb632fdb35ab19a21346d807105 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCFB9707032.
Recording identifiers
- ISRC
- GBCFB9707032
- Title
- Return to Margin
- Artist
- Coldcut
- CopyrightID (CopyrightChains transaction hash)
0x81e8a59e8662572f8ff412af96d9f5428acc0fb632fdb35ab19a21346d807105
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:fd5893c78736495e06abf1a0da3832ab97cf4945a62cb33724ec0e8e7639f398- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCFB9707032
- Bitcoin block existence check
- https://blockstream.info/api/block/956302