Nybegynnerpolka

Recording by Stensgård & Midtliens Kvartett.

Recording identifiers

ISRC
NOFCA8603160
CopyrightID (CopyrightChains transaction hash)
0x50321fab8c9f4ca7dec2cf963e6890edb39fa1f949f435670c5e8d072689e1e8
Copyright registration time
2026-07-07T00:52:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f3fd95c8af23f69bb4fbef778d261ed5b71e397a44147a83ba704aa500fb3ad5

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.