Fragebogen

Recording by Hildegard Knef.

Recording identifiers

ISRC
DEF077202990
CopyrightID (CopyrightChains transaction hash)
0xa13055a722c75be02919dc1c8457dc74869841cdc5a8f59ff527a2001e635dd2
Copyright registration time
2026-06-09T08:12:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c9967ecb7b6496daebc072ee26350982e5f5a62fd5d6973fa3bf52424aaec16b

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.