Ruri's Sentiment

Recording by Hiroaki Tsutsumi.

Recording identifiers

ISRC
JPV431900345
CopyrightID (CopyrightChains transaction hash)
0xe2f1bd35193506a7806a41a048f91dffb63a063a2863091c6e5f06ea3df523b3
Copyright registration time
2026-06-24T06:11:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:32cc44a26b2844b1737398ec9693881cf065e1ed223b08a97a8e5a2b9a5f0cb7

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.