管弦楽のためのラプソディ

Recording by 外山雄三.

Recording identifiers

ISRC
JPCO08006770
CopyrightID (CopyrightChains transaction hash)
0xe18963052d40fc745e1b2175dee60f55a0458f1a76004858dec8ba94c50f1f9c
Copyright registration time
2026-07-05T05:48:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:f4cd19a612e4017c49eb754d481b0576444228f81efd427418066ffdd6ac984a

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.