Concierto in A Minor: IV. Rondo - Allegro

Recording by Orquestra Simfònica de Barcelona i Nacional de Catalunya.

Recording identifiers

ISRC
ES7580502676
CopyrightID (CopyrightChains transaction hash)
0x595de336fd157efc02bfc6e1e5d0d3b1849a3c9942bc8478181e56fe814564b9
Copyright registration time
2026-07-30T21:23:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T21:35:24Z
Bitcoin block
960317
Canonical record hash
sha256:fe2375b2914e1e60aaa78bf4d845dc716472f8f3f9dbaa427c9c2bb0dc9d6ff4

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.