Octandre: II. Tres vif et nerveaux

Recording by Edgard Varèse.

Recording identifiers

ISRC
GBCLS8402006
CopyrightID (CopyrightChains transaction hash)
0xaffac0c3b4b291815fd7b2230419089f91bd5594fa99abc99ff87d3d4d36fce3
Copyright registration time
2026-07-07T17:34:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:18d2473ce88de0b2b81c4fa604417ecc4fe85f9e8c7dd31cff2e05bc12d062f8

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.