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Recording by Oddvar Nygaards Kvartett.

Recording identifiers

ISRC
NOAGW1700198
CopyrightID (CopyrightChains transaction hash)
0x0bcc7e62df5c6fc38ca5f93519b324e2a934e77eca58c1ea7c077ff326f2d1fd
Copyright registration time
2026-07-07T21:31:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e8ea36b5fc44d8eea4e6a07daf99c036276c1cd3ea6cf7d4e5d5cf7e6dbcde53

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.