Nun Komm, Der Heiden Heiland, Cantate Bwv 62

Recording by Nicol Matt.

Recording identifiers

ISRC
NLN580506532
CopyrightID (CopyrightChains transaction hash)
0x7a2deeeba085974b2c2f451b018f35c04fd0ef1908fda83a440079e94348f093
Copyright registration time
2026-07-30T20:29:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T20:45:02Z
Bitcoin block
960311
Canonical record hash
sha256:a36cf1ff04d9732c617d2f9b4bf8ddd7f9e2d4bcf3893c9a9da8102662827633

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.