Wos is, wann nix is?

Recording by Wolfgang Ambros.

Recording identifiers

ISRC
ATF069200100
CopyrightID (CopyrightChains transaction hash)
0x4975d6e51e00dc514569f8653e927e471295d8c384478755e1d5d9a21dabb150
Copyright registration time
2026-07-31T05:18:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:48:30Z
Bitcoin block
960352
Canonical record hash
sha256:ec4257083e2dc5867f83a79b7d0f538a06d1a301fec2520b1100631df6809176

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.