ISRC CZUM72300054
Verified recording
CZUM72300054 is “Rollin "SOS"” by Koky,
registered on the CopyrightChains blockchain with CopyrightID
0x526e2719eac80bc507ab4afed620ca9cb5412aff9968f200a96b93503dd35bbd and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZUM72300054.
Recording identifiers
- ISRC
- CZUM72300054
- Title
- Rollin "SOS"
- Artist
- Koky
- CopyrightID (CopyrightChains transaction hash)
0x526e2719eac80bc507ab4afed620ca9cb5412aff9968f200a96b93503dd35bbd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:9cbeea5833678749e33977547a637841474ee6af53097378c9408627a0089780- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZUM72300054
- Bitcoin block existence check
- https://blockstream.info/api/block/960354