ISRC GBKQU2043661
Verified recording
GBKQU2043661 is “Upupa Song” by Ka:lu,
registered on the CopyrightChains blockchain with CopyrightID
0xd157068f272840e052584119f7fe186dbce2d68f4de36cac3dfab73854f13630 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2043661.
Recording identifiers
- ISRC
- GBKQU2043661
- Title
- Upupa Song
- Artist
- Ka:lu
- CopyrightID (CopyrightChains transaction hash)
0xd157068f272840e052584119f7fe186dbce2d68f4de36cac3dfab73854f13630
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:7668ce1d998c737847c19a99ccb11436f6be7b7ad95215fcdef4981ee91d6e4b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2043661
- Bitcoin block existence check
- https://blockstream.info/api/block/960291