The Protege

Recording by Terry Riley.

Recording identifiers

ISRC
USSM10302687
CopyrightID (CopyrightChains transaction hash)
0x926c511bb4b5d1a3dea3f6aa1d27c2f84eac92ed842d193f381095f054cbedc4
Copyright registration time
2026-07-06T03:36:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:63cd91d26d523f621f92c06ae600a09975448c8c01f1454edf490b5e7ddaa58e

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.