Jesu meine Freude (organ improvisation)

Recording by Sietze de Vries.

Recording identifiers

ISRC
HKI192336407
CopyrightID (CopyrightChains transaction hash)
0x948005268451a7f7a2f72c3409fcf41c36b7f6857ee3575f570d55e6597ab22e
Copyright registration time
2026-06-19T13:22:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:e8c07408a39705d1793e605dfe83f967db9f58b2cb0878f4e7df9aea1a2471c2

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.