ISRC CZA160900062
Verified recording
CZA160900062 is “4 Sketches, Op. 4, JB 1:66: No. 2 in B Major, Idyll. Moderato ma non troppo” by Bedřich Smetana,
registered on the CopyrightChains blockchain with CopyrightID
0xfb6b1dd7c6f9a0e48fe1fef54dab7f72e00f74feae74ec10f816441f87125917 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900062.
Recording identifiers
- ISRC
- CZA160900062
- Title
- 4 Sketches, Op. 4, JB 1:66: No. 2 in B Major, Idyll. Moderato ma non troppo
- Artist
- Bedřich Smetana
- CopyrightID (CopyrightChains transaction hash)
0xfb6b1dd7c6f9a0e48fe1fef54dab7f72e00f74feae74ec10f816441f87125917
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:a40394b09637105e2380c4cff83c6563c09571f605410c7db8d126c1df3e95b5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900062
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: 4 Sketches, Op. 4, JB 1:66: No. 2 in B Major, Idyll. Moderato ma non troppo · Machine-readable JSON-LD