Violin Concerto in E major, RV 270 "Il riposo": 1. Allegro

Recording identifiers

ISRC

NLA505700164

Release date of the album this recording appears on

1958-01-01

CopyrightID (CopyrightChains transaction hash)

0xef4db0e97b3d77905812a0109ec9c046cc0a8814ad8e41e18aeb14c6bbe1a379

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T23:30:38Z

Bitcoin block

960478

Canonical record hash

sha256:d1653871adacf2944d31eeaeda7dd747e28dd43e8706553c93f33396a9a50735

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC NLA505700164

What this proof establishes

This recording was released in 1958, 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.