ISRC CZA161500572
Verified recording
CZA161500572 is “String Quartet No. 2 in D Minor, JB 1:124: III. Allegro non piú moderato, ma agitato e con fuoco” by Bedřich Smetana,
registered on the CopyrightChains blockchain with CopyrightID
0x55b35e67b4e454d41002f448fc1d4883bbb8ae81f98ad52d4e74a7b199deb6f9 and independently timestamped
in Bitcoin block 960187 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161500572.
Recording identifiers
- ISRC
- CZA161500572
- Title
- String Quartet No. 2 in D Minor, JB 1:124: III. Allegro non piú moderato, ma agitato e con fuoco
- Artist
- Bedřich Smetana
- CopyrightID (CopyrightChains transaction hash)
0x55b35e67b4e454d41002f448fc1d4883bbb8ae81f98ad52d4e74a7b199deb6f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:34:28+00:00
- Bitcoin block
- 960187
- Canonical record hash
sha256:e41e4ba6dfeefbbfebe5e28ff3e66e6dfedc6666fcaf64614ad4199e52cc8a3f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161500572
- Bitcoin block existence check
- https://blockstream.info/api/block/960187
Full record
Track page: String Quartet No. 2 in D Minor, JB 1:124: III. Allegro non piú moderato, ma agitato e con fuoco · Machine-readable JSON-LD