色彩日記

Recording by Haruka Tomatsu.

Recording identifiers

ISRC
JPX401800007
CopyrightID (CopyrightChains transaction hash)
0xb1d23dc436b1c0e26c223084ab6d1c9e8e0cd823679ebebba9f51a9e55c15327
Copyright registration time
2026-07-07T20:04:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:29f942bd6562acb1867f05e42edfdc8c679a56f52dd2681e0ad4deda41863789

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.