悲憤

Recording by Michiru Oshima.

Recording identifiers

ISRC
JPE300400956
CopyrightID (CopyrightChains transaction hash)
0xee15b19231abedfa752f2f6946cdc86057ebc93b56ee0235d6b03155e9de0eb5
Copyright registration time
2026-06-24T08:01:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d5a39886c87fca48ea47685a8f29f3050fd11e0c49a596a0eee5ff1a40d53ecb

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.