ISRC CZA301500040
Verified recording
CZA301500040 is “De Profundis, ZWV 97: Sustinuit - After Psalm 130” by Jan Dismas Zelenka,
registered on the CopyrightChains blockchain with CopyrightID
0x6c3c945f903516077ced716bf89861cbd270692d9ec82fee06eff2f5f85368fe and independently timestamped
in Bitcoin block 957052 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA301500040.
Recording identifiers
- ISRC
- CZA301500040
- Title
- De Profundis, ZWV 97: Sustinuit - After Psalm 130
- Artist
- Jan Dismas Zelenka
- CopyrightID (CopyrightChains transaction hash)
0x6c3c945f903516077ced716bf89861cbd270692d9ec82fee06eff2f5f85368fe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:50:41+00:00
- Bitcoin block
- 957052
- Canonical record hash
sha256:f4ff955304c6c201cdfde7e71d12226634e1b789d73a3af270b117d2f00e7843- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA301500040
- Bitcoin block existence check
- https://blockstream.info/api/block/957052
Full record
Track page: De Profundis, ZWV 97: Sustinuit - After Psalm 130 · Machine-readable JSON-LD