ISRC CALC42021366
Verified recording
CALC42021366 is “O Virtus Sapientiae (Arr. for Violin and String Ensemble by François Vallières and Angèle Dubeau)” by Hildegard von Bingen,
registered on the CopyrightChains blockchain with CopyrightID
0xc2722d0f5be7fe680428afcd223564fe734d1e9b59df3eed25632e4df097fa65 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42021366.
Recording identifiers
- ISRC
- CALC42021366
- Title
- O Virtus Sapientiae (Arr. for Violin and String Ensemble by François Vallières and Angèle Dubeau)
- Artist
- Hildegard von Bingen
- CopyrightID (CopyrightChains transaction hash)
0xc2722d0f5be7fe680428afcd223564fe734d1e9b59df3eed25632e4df097fa65
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:4c21553409f2c3ba18d4451c2c4635d8ee22e7276adb02ac2cc81f76565d11a4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42021366
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: O Virtus Sapientiae (Arr. for Violin and String Ensemble by François Vallières and Angèle Dubeau) · Machine-readable JSON-LD