魂のルフラン

Recording by Shoko Nakagawa.

Recording identifiers

ISRC
JPSR01000228
CopyrightID (CopyrightChains transaction hash)
0xf0ca542d60291ab33f33be9bf997b8a7a7fdcec4295918209c60971dd4237b52
Copyright registration time
2026-06-11T04:40:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b05ddec881f2f41c3eca112a0dc88e202db15546a1640cd2e6c038e2553d9263

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.