ISRC CZA161500571
Verified recording
CZA161500571 is “String Quartet No. 2 in D Minor, JB 1:124: II. Allegro moderato - Andante cantabile” by Bedřich Smetana,
registered on the CopyrightChains blockchain with CopyrightID
0xba7abc8ee54a373ef84e9a88837a423893a410c30b4d19781bec16bbf1299876 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161500571.
Recording identifiers
- ISRC
- CZA161500571
- Title
- String Quartet No. 2 in D Minor, JB 1:124: II. Allegro moderato - Andante cantabile
- Artist
- Bedřich Smetana
- CopyrightID (CopyrightChains transaction hash)
0xba7abc8ee54a373ef84e9a88837a423893a410c30b4d19781bec16bbf1299876
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e097742c66458fa1117deaecc05f8a1ee91e17c2bd18099666e266c7c15ab1a0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161500571
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 2 in D Minor, JB 1:124: II. Allegro moderato - Andante cantabile · Machine-readable JSON-LD