突然の窮地

Recording by 羽岡 佳.

Recording identifiers

ISRC
JPE301900212
CopyrightID (CopyrightChains transaction hash)
0xd8d2c91aa6113a630eaa18b52b5b28d08a49a05e444764cacf9f4c88609b3793
Copyright registration time
2026-07-06T07:55:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-13T07:53:33Z
Bitcoin block
957819
Canonical record hash
sha256:cc20935bcbfde4bc1fd5324a3412019dd0465507b5c06b1ec303227aa20c81df

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.