Enigma Variations, Op. 36: IX. Nimrod

Recording by Edward Elgar.

Recording identifiers

ISRC
USZDG0602057
CopyrightID (CopyrightChains transaction hash)
0x10efc9d37859fb791343176cf8ce911f04c39365a0f291482536a3a9cf5d3db7

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38Z
Bitcoin block
960410
Canonical record hash
sha256:4bbe1a62e5337d59fda89d31497537212e901b30dba2586f7609cb565db92f2b

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.