ISRC CZA160302173
Verified recording
CZA160302173 is “Lena” by Bob Frídl,
registered on the CopyrightChains blockchain with CopyrightID
0xe6fa073767751560bdab4859ddc111abf965bc2f0461d74ce8954018d965e959 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160302173.
Recording identifiers
- ISRC
- CZA160302173
- Title
- Lena
- Artist
- Bob Frídl
- CopyrightID (CopyrightChains transaction hash)
0xe6fa073767751560bdab4859ddc111abf965bc2f0461d74ce8954018d965e959
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:a3a56136ad2e64daf0cfe9d042fcdfe22dae7cc07f1ad86f75f5e1cd68913a5a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160302173
- Bitcoin block existence check
- https://blockstream.info/api/block/960459