Die Zauberflöte, K. 620, Act II: No. 9, Marsch der Priester

Recording identifiers

ISRC

GBF075540416

Release date of the album this recording appears on

1956-01-01

CopyrightID (CopyrightChains transaction hash)

0x961f2e1c2164641cb32ea4c7d1d0a439fb0beb00d6b8a746e8730c99ff4f391d

Copyright registration time

2026-07-31T11:52:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T12:24:41Z

Bitcoin block

960397

Canonical record hash

sha256:2100449b79987942baca53f778c657568671438769c0ddcb40f4960c5276c15f

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBF075540416

What this proof establishes

This recording was released in 1956, 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.