ISRC GB28K1800107
Verified recording
GB28K1800107 is “Overtone” by Jack Back,
registered on the CopyrightChains blockchain with CopyrightID
0xd0a5b923757b3d70210cec50eeab925612bb7b6ea1e4d93f51f331c9a5b34a4e and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB28K1800107.
Recording identifiers
- ISRC
- GB28K1800107
- Title
- Overtone
- Artist
- Jack Back
- CopyrightID (CopyrightChains transaction hash)
0xd0a5b923757b3d70210cec50eeab925612bb7b6ea1e4d93f51f331c9a5b34a4e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:25025bdf0659003b8a88fd36815f3389361cfb82355498b848f98b6d0d3891d8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB28K1800107
- Bitcoin block existence check
- https://blockstream.info/api/block/953520