En Talking Blues, Vær Så Snill

Recording by Øystein Sunde.

Recording identifiers

ISRC
NOGTX1201021
CopyrightID (CopyrightChains transaction hash)
0xb2b4f6290b561e97b67427924cfdb75646b18091338ddb369da08928b857a9d7
Copyright registration time
2026-07-31T18:06:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12Z
Bitcoin block
960448
Canonical record hash
sha256:6ddbbb59a1394d6a914dde52a2fa5cf8aecefc04067e1e699488dd370542f563

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.