ISRC CZA160900069
Verified recording
CZA160900069 is “4 Sketches, Op. 5, JB 1:67: No. 4, Rhapsody. Vivace ed energico” by Bedřich Smetana,
registered on the CopyrightChains blockchain with CopyrightID
0x6966682881d31c931adc51d549357302d80d60500afa0cdc57d9e81f1ce32ae1 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900069.
Recording identifiers
- ISRC
- CZA160900069
- Title
- 4 Sketches, Op. 5, JB 1:67: No. 4, Rhapsody. Vivace ed energico
- Artist
- Bedřich Smetana
- CopyrightID (CopyrightChains transaction hash)
0x6966682881d31c931adc51d549357302d80d60500afa0cdc57d9e81f1ce32ae1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:d8ea1e8e05dffbcffe51a240e3a23597cdfe727856147b5de20fec3716ab37a5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900069
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: 4 Sketches, Op. 5, JB 1:67: No. 4, Rhapsody. Vivace ed energico · Machine-readable JSON-LD