Nun fanget an, ein guts Liedlein zu singen

Recording by Hans Leo Hassler.

Recording identifiers

ISRC
ATS720114238
CopyrightID (CopyrightChains transaction hash)
0xa49004e88a9dd7278ddfb1ca6cbd1028b91619f67848355663a9444d16afb28f
Copyright registration time
2026-07-07T11:09:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e9c1e031c70d7738d78e8ae61ee1685f4d577328d6bbe6f3c06c1901f548d7e7

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.