Las dos hermanitas

Recording by Francisco Tárrega.

Recording identifiers

ISRC
SE24X2200221
CopyrightID (CopyrightChains transaction hash)
0xb51832af739f1b56451bfa96a87b43cb48fa52f0f4ec3d520fcb091f21903545
Copyright registration time
2026-01-28T19:55:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f8596869481485e3842c6b386e12b13efc9e0d5d48441126ba07317ae5f2ab39

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.