君のことずっと好きだった

Recording by 夏代孝明.

Recording identifiers

ISRC
JPR561600004
CopyrightID (CopyrightChains transaction hash)
0x23d1e821a9bfd555fa7fe67065311664cd61004e0ade9eed5c89fb154134f576
Copyright registration time
2026-07-06T06:33:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:16:32Z
Bitcoin block
956891
Canonical record hash
sha256:5656efcc0351e7b3e9968178e218bdce4947ad2818c364753cd7388d8ba86367

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.