The Brown Tree

Recording by Matthew Mayer.

Recording identifiers

ISRC
QZQAY2475182
CopyrightID (CopyrightChains transaction hash)
0xb5da33d7b35a26d3e889784d9a46ed70106246d732ca10b61609cd1016c4f94b
Copyright registration time
2026-06-23T21:23:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:ba641ed2520ab25e2b8ce83de020964f0392ca0dbd4f55cb08b08f9b30d2667f

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.