恵子の艶姿

Recording by Akihiko Matsumoto.

Recording identifiers

ISRC
JPCO02221430
CopyrightID (CopyrightChains transaction hash)
0x66d82c62e13be5d60b8b437df60dbe6c3ea00c64f517134399fd4aed54d5923a
Copyright registration time
2026-07-07T08:50:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d111d1c3d8830fbd81cfdcda01c646ca3f97561edd991802e39b0f5c0cc88712

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.