The Mountbatten March

Recording by The Band of Her Majesty's Royal Marines Portsmouth.

Recording identifiers

ISRC
GBLFP1595335
CopyrightID (CopyrightChains transaction hash)
0xcb057978cf52139406e17e8c0d997e800a2bd3f3aa59b7090d8a418a978475a4
Copyright registration time
2026-06-23T21:24:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:57fcc9bb1493b32228cea907195d22847d4e925be531501aace07b9bed3fd3b0

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.