ISRC GB28K1800165
Verified recording
GB28K1800165 is “Back and Forth” by Jack Back,
registered on the CopyrightChains blockchain with CopyrightID
0x0af51dffd06d8b7cec3b0a5dfb2b87554e4f95f76f464b6e36c7bf1fd380bd37 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/GB28K1800165.
Recording identifiers
- ISRC
- GB28K1800165
- Title
- Back and Forth
- Artist
- Jack Back
- CopyrightID (CopyrightChains transaction hash)
0x0af51dffd06d8b7cec3b0a5dfb2b87554e4f95f76f464b6e36c7bf1fd380bd37
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:6f446b1c70e1db61e70a0b40bb2c1c47a78d687df74ac4bd36a6efd61c85b285- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB28K1800165
- Bitcoin block existence check
- https://blockstream.info/api/block/953520