Holberg Suite, Op.40

Recording by Dag Wirén.

Recording identifiers

ISRC
USX760000878
CopyrightID (CopyrightChains transaction hash)
0x8cf6fc538f0dc0516ecdf4f8e55d76fbda73c5b4f0f7cf6d4641a2b6ecea41a4
Copyright registration time
2026-07-07T06:33:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:83db92e6315ffff6ad6a7c677e1ad78dafb14ac71cb0b0a661a143ebb1c99e11

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.