Autumn Nocturne

Recording by John Surman.

Recording identifiers

ISRC
DEB331758802
CopyrightID (CopyrightChains transaction hash)
0xea95090036971c98e630194123ec7682a3d321775b342dc5daa7e2dbdfb1fcb8
Copyright registration time
2026-06-07T21:10:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:661aa4dd9ce729e78e488fd34da02d84e89ba543b554ac49e9e6e122a6ef7315

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.