Variaciones sobre el Carnaval de Venecia de Paganini

Recording by Francisco Tárrega.

Recording identifiers

ISRC
USB8U2202057
CopyrightID (CopyrightChains transaction hash)
0x833facfa8ea0cd069e95c01e6c87b91114af600878277f4e96e62e66e98a80f9
Copyright registration time
2026-07-07T15:35:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b6e30ef97f4ff1bb43386c45bc76034e99b933f4c09207318d04488bee4aa748

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.