Frysk hynder

Recording by Griet Wiersma.

Recording identifiers

ISRC
NLW2R1716716
CopyrightID (CopyrightChains transaction hash)
0x200f792413bf2b6bc0507f1280e78b8e7f1fd78c66c44b1c0dad897ccd46f530
Copyright registration time
2026-07-07T22:52:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:962ee44c0e70613412d676e433e8e56db86ccab3d15b18903d01af617addd9cf

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.