Sommerøya

Recording by Finn Kalvik.

Recording identifiers

ISRC
NOX9X3504006
CopyrightID (CopyrightChains transaction hash)
0x06455d25e7cbc0d0378efd839cd2a4b01338f6444c6f2fedd6eb3fed4a370c5d
Copyright registration time
2026-07-07T21:31:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:14b95db4164f4c315d70767dc664fd3e910c8d988ccb1342295309b4d0141c64

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.