The Boulevardier

Recording by Frederic Curzon.

Recording identifiers

ISRC
GBAYD9700319
CopyrightID (CopyrightChains transaction hash)
0xdb52ab7b467a53b761ac7b7f59968fb45c63fb499951c52a04a6345a2e66c099
Copyright registration time
2026-07-07T06:25:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:eabc5243b8141208296448f429cf2280015a396e7512af2355503eebe1481249

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.