ISRC CZA161304263
Verified recording
CZA161304263 is “10 Sub tuum praesidium, ZWV 157: No. 2 in C Minor” by Jan Dismas Zelenka,
registered on the CopyrightChains blockchain with CopyrightID
0xaa08158b7ac0b720abb2bf0f9dbd91f14f755bbef8a848345a09bc8c928d213f and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161304263.
Recording identifiers
- ISRC
- CZA161304263
- Title
- 10 Sub tuum praesidium, ZWV 157: No. 2 in C Minor
- Artist
- Jan Dismas Zelenka
- CopyrightID (CopyrightChains transaction hash)
0xaa08158b7ac0b720abb2bf0f9dbd91f14f755bbef8a848345a09bc8c928d213f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:788b789a75b9f10049cab8813ac438ed309a3c90ba29291e7b76fe1f53a1422b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161304263
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 10 Sub tuum praesidium, ZWV 157: No. 2 in C Minor · Machine-readable JSON-LD