Symphonic Overture, Op. 13 "Sursum corda"

Recording by Erich Wolfgang Korngold.

Recording identifiers

ISRC
DEB261902841
CopyrightID (CopyrightChains transaction hash)
0x22ac3637f45d4bffcadafe30463e80c9e13532d07212d97701e9fa9816c02975
Copyright registration time
2026-07-07T13:39:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:cc079608095ac81c059938553396db1305c8e859c9c50c20d03b2404603b95f2

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.