主よ、人の望みの喜びよ

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
JPN200700906
CopyrightID (CopyrightChains transaction hash)
0xeb014092f7c6efaf0887f3a46fd8b56499ddc3c3e8741d01fe0068c9d3c39d1e
Copyright registration time
2026-07-07T03:15:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:347e0bf72d66b7c37d32704240981fde8beca2e08863ea4b2256f27f82a490a5

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.