Wedding Day at Troldhaugen

Recording by Edvard Grieg.

Recording identifiers

ISRC
USX761219101
CopyrightID (CopyrightChains transaction hash)
0x647cff85162986fe661b2b87c913e970000f224e426a44c148d3b8708d43a5e9
Copyright registration time
2026-06-11T12:19:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:fcbbbc9e5a0288a42e60257c125eaffb5745b7491ac24509cdc8c59dde163ba0

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.