The Planets, Op. 32: I. Mars, the Bringer of War

Recording by Gustav Holst.

Recording identifiers

ISRC
DELW72320801
CopyrightID (CopyrightChains transaction hash)
0xf74749f32fbcc9167c2dc35766791c9a57a2761c4905fd67bfbe1b872bab2954
Copyright registration time
2026-06-19T13:23:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:46d58998b6037a3d89d73cd54d7a7f43016f49cf4b22869ec4f764df78ccdec6

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.