Vergange und verby

Recording by Polo Hofer.

Recording identifiers

ISRC
CH0800918706
CopyrightID (CopyrightChains transaction hash)
0x6e299ca1fd2f0069fb4c9749efa5f1c668f94fc5710dbf562209b9857c85d772
Copyright registration time
2026-07-07T20:43:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c8933ebe6b148f74fa530bb5ab3e46e27dec9ceb96a4346dc8f62ebd23db74f0

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.