意気揚々

Recording by あきやまうに.

Recording identifiers

ISRC
JPW561812025
CopyrightID (CopyrightChains transaction hash)
0xb62e6180c3cd999950794d26b9e0e26124959f957ed455727138e5a1ac1e7b85
Copyright registration time
2026-07-29T17:50:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:4e7765b6f3419d027fa78b0bcffbc818400d2a84cc1b74e8a4210404abdbda54

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.