ISRC GBKQU2025375
Verified recording
GBKQU2025375 is “Concentration” by Mark Michael,
registered on the CopyrightChains blockchain with CopyrightID
0x1874793c4052332a3fae41401f1ea2e6832e738455aeb51a8079e35efa76d935 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/GBKQU2025375.
Recording identifiers
- ISRC
- GBKQU2025375
- Title
- Concentration
- Artist
- Mark Michael
- CopyrightID (CopyrightChains transaction hash)
0x1874793c4052332a3fae41401f1ea2e6832e738455aeb51a8079e35efa76d935
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ff7fadb37360a2560f45f6b8e428c528c3d101e1b2666de6aacbd05749e53123- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2025375
- Bitcoin block existence check
- https://blockstream.info/api/block/957118