青草香る空の下

Recording by 柳川和樹.

Recording identifiers

ISRC
JPD101950355
CopyrightID (CopyrightChains transaction hash)
0xdb2e19a38648bd2424d5a77b0435f1380d942735abaaa92b1d914b2c80f7c05a
Copyright registration time
2026-06-24T23:03:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:9270d81be9adba41b4a53b049cd6a1100587bf5e5e8397f331cd944acd5d5e70

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.