Die Zauberflöte, K. 620, Act II: No. 21, Finale: h. Nur stille, stille

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
DEF058031141
Release date of the album this recording appears on
1980-01-01
CopyrightID (CopyrightChains transaction hash)
0x1b198bc1c928b3124e43835cd0c917532ca11b3a500d7755cf732e91f35fe4df
Copyright registration time
2026-07-30T18:26:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:46:00Z
Bitcoin block
960294
Canonical record hash
sha256:389e425a05ad5db6c1959ecfbe4a1342e01d07237d8eac3b791ff85ba9ed5d52

What this proof establishes

This recording was released in 1980, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.