Marieta

Recording by Francisco Tárrega.

Recording identifiers

ISRC
DEF055500003
CopyrightID (CopyrightChains transaction hash)
0xe2a45152dc79100ed67c92e7d0de48cfcd8876ed0b07758a633d6c36ea474ca5
Copyright registration time
2026-06-21T21:22:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:1b8abc19a3442072b5ff0c5ab96e7230f0d87a174ea6c21dcfccbd6ca9c4bcfc

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.