633 Squadron

Recording by Harry Mortimer & Massed Bands.

Recording identifiers

ISRC
GBAYE7400190
CopyrightID (CopyrightChains transaction hash)
0x3d5a6e3842638dc6dc40efd68add2cf62cbd550654063215b1196eea33f74e4f
Copyright registration time
2026-06-24T15:58:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f72998705223302d90f4896589eb2ddf7595564948ef0bd92b39a3192eeca81d

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.