ISRC GBKQU2335906
Verified recording
GBKQU2335906 is “Um” by Zafrir,
registered on the CopyrightChains blockchain with CopyrightID
0xf6501e4d1cf5bb412b2d36f332bfcca2f9328a18ab3b3b7381a4d253daa1ff0d and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2335906.
Recording identifiers
- ISRC
- GBKQU2335906
- Title
- Um
- Artist
- Zafrir
- CopyrightID (CopyrightChains transaction hash)
0xf6501e4d1cf5bb412b2d36f332bfcca2f9328a18ab3b3b7381a4d253daa1ff0d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:91a2fdd7d7028eb15251b6e2b2aa49ecbbe49125547e07ae0c9b2ab903e10bd3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2335906
- Bitcoin block existence check
- https://blockstream.info/api/block/956304