ISRC CZA160900063
Verified recording
CZA160900063 is “4 Sketches, Op. 4, JB 1:66: No. 3 in A-Flat Major, Souvenir. Andante” by Bedřich Smetana,
registered on the CopyrightChains blockchain with CopyrightID
0xda67e3d4efc9b4335762774e397b69ae2cb859489bd12bfbbbff3b3db33d6cfb 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/CZA160900063.
Recording identifiers
- ISRC
- CZA160900063
- Title
- 4 Sketches, Op. 4, JB 1:66: No. 3 in A-Flat Major, Souvenir. Andante
- Artist
- Bedřich Smetana
- CopyrightID (CopyrightChains transaction hash)
0xda67e3d4efc9b4335762774e397b69ae2cb859489bd12bfbbbff3b3db33d6cfb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:fc73c2f561da5a0e7583ac1a39be8a69e86fe81e6ae218c512433d8169d58b8c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900063
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 4 Sketches, Op. 4, JB 1:66: No. 3 in A-Flat Major, Souvenir. Andante · Machine-readable JSON-LD