演説はーっ!?

Recording by 羽岡 佳.

Recording identifiers

ISRC
JPE302000699
CopyrightID (CopyrightChains transaction hash)
0x4a2e6a2d1c4eb12e3d457dfc97b9ab5029ddc91cd3af931360a583fd8f6fde82
Copyright registration time
2026-06-22T22:27:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:5db0178621c235cbf05af7b8ae5e545e92e72ce0b2d28ceb676f183c0434fef6

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.