ISRC CZA232001331
Verified recording
CZA232001331 is “Čísla” by Smack One,
registered on the CopyrightChains blockchain with CopyrightID
0xea1b6f22423b5361ef4a81ef8a2cae2285dc7334b638dded4ccab1032c8e3fed and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA232001331.
Recording identifiers
- ISRC
- CZA232001331
- Title
- Čísla
- Artist
- Smack One
- CopyrightID (CopyrightChains transaction hash)
0xea1b6f22423b5361ef4a81ef8a2cae2285dc7334b638dded4ccab1032c8e3fed
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:320c9eacb25b5e8d843bb6933ea18c45cec5269df7fff0399dfe57ba3506dcc0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA232001331
- Bitcoin block existence check
- https://blockstream.info/api/block/953520