Black Night

Recording by 石川 晶.

Recording identifiers

ISRC
JPCO07282050
CopyrightID (CopyrightChains transaction hash)
0x69bbd295082ae31d467030243964b118dee51290ddd87c20fcae60c3738f6ec6
Copyright registration time
2026-07-08T03:16:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T23:07:54Z
Bitcoin block
957233
Canonical record hash
sha256:9c5b4de07f4817c99645d6abfa4898ecb19440671f76addea9f5bb7a4c82b004

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.