Martha: Act III: "Mag der Himmel euch vergeben"

Recording by Friedrich von Flotow.

Recording identifiers

ISRC
DES380006469
CopyrightID (CopyrightChains transaction hash)
0xaf54ec12defc1544d7f344ff33ff5130d6b541f991ad020130f3a88a1db561dd
Copyright registration time
2026-07-07T13:08:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:48e670bc67dfe556bce1c5164373b7ad7349983030e7908119a4ae83ad2f5dc2

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.