ISRC CZA160407274
Verified recording
CZA160407274 is “Vltavo, vltavo” by Jiří Zavřel,
registered on the CopyrightChains blockchain with CopyrightID
0x0c7d8cfa68f0d8041bea1daf5d49c0813e12c407e817076514c681adf2b64df7 and independently timestamped
in Bitcoin block 960362 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160407274.
Recording identifiers
- ISRC
- CZA160407274
- Title
- Vltavo, vltavo
- Artist
- Jiří Zavřel
- CopyrightID (CopyrightChains transaction hash)
0x0c7d8cfa68f0d8041bea1daf5d49c0813e12c407e817076514c681adf2b64df7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:58:00+00:00
- Bitcoin block
- 960362
- Canonical record hash
sha256:309ba01df1803a4f0dcf0ae4ac6781f36782e6488f8aeec1fd5527aa22c68808- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160407274
- Bitcoin block existence check
- https://blockstream.info/api/block/960362