Skipperskrøner

Recording by Arve Opsahl.

Recording identifiers

ISRC
NOX9X3716411
CopyrightID (CopyrightChains transaction hash)
0xbd1ca3e0ec5b11cdbd7a6909e400c39949b8e49f42e261b379f47ce1b16fa2a3
Copyright registration time
2026-07-07T20:51:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:28188f4d2b19440ee0b45c1c4a5933029616cb7f50b7d057ed98d42573ba31b2

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.