Concerto a due cori No. 2, HWV 333: V. Allegro ma non troppo - Adagio

Recording identifiers

ISRC

DEF057302315

Release date of the album this recording appears on

1973-01-01

CopyrightID (CopyrightChains transaction hash)

0xb27c27941aff9def43e99ca8066f1fd4a30d4074da0b853c46a3b2c71e5c64b5

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T10:20:10Z

Bitcoin block

960389

Canonical record hash

sha256:932fd37b85ebca5fb9338f493366b2a3c75934aa0d1713d222aad0264bbabeef

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC DEF057302315

What this proof establishes

This recording was released in 1973, 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.