Balada Nrp1 en Sol Menor Op23

Recording by Frédéric Chopin.

Recording identifiers

ISRC
ARG101104723
CopyrightID (CopyrightChains transaction hash)
0x97da1dbd436edd9e6fcd3563dc901a8699cb6488de95087ba6582eae4980b3a4
Copyright registration time
2026-07-29T12:59:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T13:21:01Z
Bitcoin block
960111
Canonical record hash
sha256:29039f7eacb73a8d778ba685ac438f31ee296a09532323ee043bc5d49bf344ce

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.