イタリア協奏曲 BWV971～第1楽章（J.S.バッハ）

Recording identifiers

ISRC

JPVI09124470

CopyrightID (CopyrightChains transaction hash)

0x874929d123174f1ecfdb49b8d158e38f7ef44fc57e2ce543d98f269fbf7e3cc6

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T11:30:20Z

Bitcoin block

960099

Canonical record hash

sha256:8917452d05e7cd1f8cf43011b4c1463acee9a062aec2e39b74a914223b4bdec0

• 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.