山梨/労作唄「えぐえぐ節」(北巨摩郡駒城村)

Recording identifiers

ISRC

JPV502000795

CopyrightID (CopyrightChains transaction hash)

0x317acbb999074fc96dc0204f46c2358275e2e5e54b947e35a86bc5f20eb0c601

Copyright registration time

2026-07-07T23:09:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:22:41Z

Bitcoin block

957120

Canonical record hash

sha256:6b2287181d7e7ba8ebc7008ab1356f5d448873bbef1090bf54e121185da3d284

• 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.