Vorspiel

Recording by Freundeskreis.

Recording identifiers

ISRC
DEE869702080
CopyrightID (CopyrightChains transaction hash)
0xcd0df980a83bcf4c6c051c82b8af66c6c514b40be21400875b03a4e858e303c4
Copyright registration time
2026-06-25T19:57:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:0efa6e35a235c89234c2ae069c2596b947708a8dbc8750496cdeee2ba24ee02b

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.