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
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:4574f037f4b1058c66f3d7888aeeef2e597ec0117f6174d22e4113d45cbba31b

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.