A Valiant Battle

Recording by はがね.

Recording identifiers

ISRC
QZK6G2437961
CopyrightID (CopyrightChains transaction hash)
0x16e8d9c12d51b53b2b2909892e2acc38a8930cc05cdb6a78a7bbfbc70a5735b6
Copyright registration time
2026-06-09T11:24:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8bc5ee53acc656c4444cd9a3d3e54b02d4a0bf5f8d42d04fad4b92d40dd657bf

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.