ISRC CZUM72200554
Verified recording
CZUM72200554 is “SOS” by Koky,
registered on the CopyrightChains blockchain with CopyrightID
0x4ecd0df5f1509b8b4e430c71d80c236b58c366892293cde4ecbed752b96be630 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZUM72200554.
Recording identifiers
- ISRC
- CZUM72200554
- Title
- SOS
- Artist
- Koky
- CopyrightID (CopyrightChains transaction hash)
0x4ecd0df5f1509b8b4e430c71d80c236b58c366892293cde4ecbed752b96be630
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:2e9dbcac11019fd4b90f06c6841d192a9352b0a7e31b66391e8af9706dbb3965- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZUM72200554
- Bitcoin block existence check
- https://blockstream.info/api/block/953513