Doppelgänger

Recording by Niels Frevert.

Recording identifiers

ISRC
DED579702460
CopyrightID (CopyrightChains transaction hash)
0x93e67d2fd3e9dfb46ecde624251c69c53f71cc0c7e0e231911687f8f4826b077
Copyright registration time
2026-07-07T23:43:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:3b4c7d6c98473be4c24c06cee4c8b548c15b4dc1a2211044b03274192b0e4d38

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.