平均律クラヴィーア曲集 第2巻 第14番 嬰ヘ短調 BWV 883 Prerude No.14

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
JPG201417253
CopyrightID (CopyrightChains transaction hash)
0x669982f3d0619917609ec37f450d0de797bba7d3df332ac46b6d7e07d9a17045
Copyright registration time
2026-07-31T23:37:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T23:51:35Z
Bitcoin block
960481
Canonical record hash
sha256:83ebefa29cce509c6814b0e95b5b98208000b3a45bacf28d75483817b7b51042

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.