199X

Recording by Kazumi Watanabe.

Recording identifiers

ISRC
JPCO07903200
CopyrightID (CopyrightChains transaction hash)
0xf073e5abfde04a0bc1cab35756da2c26024eee452a09066e8e9592a30acf97d0
Copyright registration time
2026-06-08T04:34:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:45bfc8b69b7423d181095531bf1f2d95d7eced721751377286f7b5a228811c46

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.