Études: No. 18

Recording by Philip Glass.

Recording identifiers

ISRC
DEN961631311
CopyrightID (CopyrightChains transaction hash)
0xc6498fe8990df8a5b11060bb1145d0d1c54682d1bc37fbcc22108dc65c316de4
Copyright registration time
2026-06-08T21:14:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:8e4bd46212e04e34e1a279d3ceda598a0da8909c9ba32ef976f778ccdc0d508d

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.