Die Zauberflöte, K. 620, Act II: No. 10, O Isis und Osiris

Recording identifiers

ISRC

GBF076940117

Release date of the album this recording appears on

1970-01-01

CopyrightID (CopyrightChains transaction hash)

0x783c0c7368822f36a9a6f5feb555e0c4392c1dc96e0078ecce930ade1186a0c8

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T08:26:41Z

Bitcoin block

960368

Canonical record hash

sha256:9ab465ad46e874870b450ed5a10dd330fa6c316cad314c86f231dd70fb25c95c

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBF076940117

What this proof establishes

This recording was released in 1970, 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.