東京ブギウギ

Recording by Mari Natsuki.

Recording identifiers

ISRC
JPCO02302420
CopyrightID (CopyrightChains transaction hash)
0x37a59c82d3ff32d7b1e2d7d63a1591c4a171d1242feab90b6134bfe620df02d3
Copyright registration time
2026-07-07T06:46:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ff9938fc7398084133dc6c6659505c899b295b95b97bd5eaf265fcf57192b700

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.