ISRC CALC42308705
Verified recording
CALC42308705 is “Piano Quintet “Annunciation”: Pt. 1 (Arr. for Ensemble by Angèle Dubeau and François Vallières)” by Philip Glass,
registered on the CopyrightChains blockchain with CopyrightID
0x702027bec7c63a11cfc45733cd46bbb9e0717e9c3a7906800563db8bcb9da418 and independently timestamped
in Bitcoin block 960177 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42308705.
Recording identifiers
- ISRC
- CALC42308705
- Title
- Piano Quintet “Annunciation”: Pt. 1 (Arr. for Ensemble by Angèle Dubeau and François Vallières)
- Artist
- Philip Glass
- CopyrightID (CopyrightChains transaction hash)
0x702027bec7c63a11cfc45733cd46bbb9e0717e9c3a7906800563db8bcb9da418
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:21:01+00:00
- Bitcoin block
- 960177
- Canonical record hash
sha256:a203cc690a5d55d717fbb1ff4195ca3c3e8f41aa555af4f828678e3909bd1f27- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42308705
- Bitcoin block existence check
- https://blockstream.info/api/block/960177
Full record
Track page: Piano Quintet “Annunciation”: Pt. 1 (Arr. for Ensemble by Angèle Dubeau and François Vallières) · Machine-readable JSON-LD