ISRC GBTKW1401203
Verified recording
GBTKW1401203 is “Subterranean” by Optiv,
registered on the CopyrightChains blockchain with CopyrightID
0xb7bb0990cdb031d3d8c24d9466c645487756a4febc37f350eed38941b78ff817 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBTKW1401203.
Recording identifiers
- ISRC
- GBTKW1401203
- Title
- Subterranean
- Artist
- Optiv
- CopyrightID (CopyrightChains transaction hash)
0xb7bb0990cdb031d3d8c24d9466c645487756a4febc37f350eed38941b78ff817
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c47d587550122e0f71b6e057b48955cd423b6aa0de368bde2518047e10e03adf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBTKW1401203
- Bitcoin block existence check
- https://blockstream.info/api/block/957118