火がついた闘争心

Recording by Hideakira Kimura.

Recording identifiers

ISRC
JPL802134018
CopyrightID (CopyrightChains transaction hash)
0xf74611c5fea8d45d428b735bb6933ea7b02563b29369958e05d33a4bea312972
Copyright registration time
2026-07-07T03:24:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:0fe37bb21cd4f28acc9910f09a635c4c8aeecc587d3c2a5110144220375dcabd

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.