Der Hölle Rache

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
NLG620444193
CopyrightID (CopyrightChains transaction hash)
0x772f5c5e2a1bbfc0be50865623f4f2ab60cc4f054c77f3c0afcaf37b993ad0d5
Copyright registration time
2026-07-31T16:10:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T16:33:26Z
Bitcoin block
960435
Canonical record hash
sha256:d763916efbf9ce2f1fbd412ca65d48af02377510686307521524305d46ec08d2

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.