ISRC CZA160900050
Verified recording
CZA160900050 is “3 Polkas de salon, Op. 7, JB 1:60: No. 2 in F Minor, Moderato molto” by Bedřich Smetana,
registered on the CopyrightChains blockchain with CopyrightID
0xb3681959bd2c12c573ef7f5cc90d52554b13fa2200026b74490a76c8369664bb and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900050.
Recording identifiers
- ISRC
- CZA160900050
- Title
- 3 Polkas de salon, Op. 7, JB 1:60: No. 2 in F Minor, Moderato molto
- Artist
- Bedřich Smetana
- CopyrightID (CopyrightChains transaction hash)
0xb3681959bd2c12c573ef7f5cc90d52554b13fa2200026b74490a76c8369664bb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:0eafd261b10ab07fb33b639ebd63d5b0b0510db1a79c1057e7144d5cef56c437- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900050
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 3 Polkas de salon, Op. 7, JB 1:60: No. 2 in F Minor, Moderato molto · Machine-readable JSON-LD