楽興の時 第３番（シューベルト）

Recording identifiers

ISRC

JPVI00912250

CopyrightID (CopyrightChains transaction hash)

0x8c0d02a1dcd539dfa4d86f4c7e23cfe038da1ef59464966a4bd12e6bb7666567

Copyright registration time

2026-07-31T04:04:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T04:14:58Z

Bitcoin block

960344

Canonical record hash

sha256:2645d167b8ae0aa74ee89509c252c7cab61eab9c9426e9cbac3b58f709af3175

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.