Mein Hut, der hat drei Ecken

Recording by Ulmer Spatzen Chor.

Recording identifiers

ISRC
DEB111103926
CopyrightID (CopyrightChains transaction hash)
0x1ca45fff935033222157ad7e65f5aeefb5e0dc69fd02c238fe9cf15de5da53c8
Copyright registration time
2026-07-07T14:19:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5407616ba8bab0c7d083a17a7dce060e0224b9a728f10306dce1129faca0d63f

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.