ISRC CALC42308707
Verified recording
CALC42308707 is “A Brief History of Time: Signature (Arr. for Ensemble by Angèle Dubeau and François Vallières)” by Philip Glass,
registered on the CopyrightChains blockchain with CopyrightID
0xb6ce36b8f6eb5fcf35fb080de3aa2f71910dd5010f0035f45e185652882c07ac and independently timestamped
in Bitcoin block 959118 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42308707.
Recording identifiers
- ISRC
- CALC42308707
- Title
- A Brief History of Time: Signature (Arr. for Ensemble by Angèle Dubeau and François Vallières)
- Artist
- Philip Glass
- CopyrightID (CopyrightChains transaction hash)
0xb6ce36b8f6eb5fcf35fb080de3aa2f71910dd5010f0035f45e185652882c07ac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T10:01:58+00:00
- Bitcoin block
- 959118
- Canonical record hash
sha256:ad4a804ab2e4e46b6e6e2f534413bb4afa8975f8728c8e66570cf4b6442c9b7f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42308707
- Bitcoin block existence check
- https://blockstream.info/api/block/959118
Full record
Track page: A Brief History of Time: Signature (Arr. for Ensemble by Angèle Dubeau and François Vallières) · Machine-readable JSON-LD