Polnischer Tantz

Recording by Matthaeus Waisselius.

Recording identifiers

ISRC
HUAUX1800314
CopyrightID (CopyrightChains transaction hash)
0x445cd5d0d053c3b09cbab0bff2f657a50d9ae226d05454bbd6d5a0b8d318ec0a
Copyright registration time
2026-07-07T21:56:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:ad6000fb2c37c877fb9473f8aa73feb4e73f55b580289be7d1ce46d372fb6e63

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.