Die Zauberflöte, K. 620, Act II: Der Hölle Rache

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
GBAYC8100313
CopyrightID (CopyrightChains transaction hash)
0xfd9a9d07c43c9a816fba793b0176a11931b67f991e5620711c21a65bf3b7f079
Copyright registration time
2026-06-06T01:56:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:601198164ff2efd3482051d77a0b1ff39baa1d7321990487591628a4207d6b3b

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.