Refectory Space (Second Improvisation on Lauda 1)

Recording by Gavin Bryars.

Recording identifiers

ISRC
GB9HJ2300314
CopyrightID (CopyrightChains transaction hash)
0x5e0b0874afb30a2816c50d55b8fa89f5127bb2e65d15a13668a49119cd524965
Copyright registration time
2026-07-31T16:27:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:82212948982e7d000a061099e1a1e816001d591f93842ccdb2d1d1a34f0b803a

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.