男と女

Recording by Taku Iwasaki.

Recording identifiers

ISRC
JPI101601130
CopyrightID (CopyrightChains transaction hash)
0x5f6877e17452e6d02501fa508a375bffe5f275afea32df9f7936ec5ea9de6335
Copyright registration time
2026-06-20T04:35:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:e7ec906b6601a5652567b3458a73e77257ad5adaaf1fb41a59136eeb676f94b4

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.