高嶺の花子さん

Recording by back number.

Recording identifiers

ISRC
JPPO01336381
CopyrightID (CopyrightChains transaction hash)
0xd8dc910a81f6757b858dd20f5b8b4b7dfb731b9ba1c59345277d528965c230a3
Copyright registration time
2026-06-01T04:31:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ff46b5450a9e07fad0d7f59226f2ffb10c37e78fa83d829e0a18e565f0293dac

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.