IF

Recording by 松井 秀太郎.

Recording identifiers

ISRC
JP92N2499202
CopyrightID (CopyrightChains transaction hash)
0x2f75560ffa91ac0d28693beead0c89363870e47e33ec26426fd0f7e2a3f863a6
Copyright registration time
2026-06-24T11:59:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:79a993ea766618b460c37b3d4c345607ffb7c46ccc2ef4589de93c87b3f6a41d

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.