Ein himmelblauer Trabant

Recording by Sonja Schmidt.

Recording identifiers

ISRC
DEC739500567
CopyrightID (CopyrightChains transaction hash)
0x14c505b0c570af0b1150c5aca5d2852afc4b0295125f96cf57eb337ae606bec4
Copyright registration time
2026-06-09T18:01:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8475928e110ed661d9c62b9d43149a79c87c051e9ed844c9b5ea346e58b3f2a2

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.