ISRC CA5KR2425893
Verified recording
CA5KR2425893 is “Nocturne” by Quartzone,
registered on the CopyrightChains blockchain with CopyrightID
0x012b6066e5890f4b70f6b479000e48dfcd799521681d54e8eee1382d86429d68 and independently timestamped
in Bitcoin block 960300 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2425893.
Recording identifiers
- ISRC
- CA5KR2425893
- Title
- Nocturne
- Artist
- Quartzone
- CopyrightID (CopyrightChains transaction hash)
0x012b6066e5890f4b70f6b479000e48dfcd799521681d54e8eee1382d86429d68
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:42:40+00:00
- Bitcoin block
- 960300
- Canonical record hash
sha256:f8455190dfd9aa6db10b2f8f384c0aaeb85a40d0bd81e43722b4141777aa4c29- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2425893
- Bitcoin block existence check
- https://blockstream.info/api/block/960300