Kampf um die Liebe

Recording by Robert Schumann.

Recording identifiers

ISRC
DEF058331282
CopyrightID (CopyrightChains transaction hash)
0xdfe8618f20810acf2d419a9bc7f93708ce210f6215e39086fdd8edaf9f698a64
Copyright registration time
2026-07-07T16:19:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:dae68d12776fb93b3d2a4313cc6054abd527327bb1cc619a4646637a4bc0ae46

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.