Tänzerin (Nacht für Nacht)

Recording by Polo Hofer.

Recording identifiers

ISRC
CH0800712116
CopyrightID (CopyrightChains transaction hash)
0x53500785c1e6caffc2c1bc3452db6270aee37e0d7b9cef21a745d92a60011cdf
Copyright registration time
2026-07-07T16:03:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:283f93862aa1e447cafe7e73080409bdb24e68ce398a5b1cc19f1d3f9cd231e7

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.