Marieta

Recording by Francisco Tárrega.

Recording identifiers

ISRC
ITX921003288
CopyrightID (CopyrightChains transaction hash)
0x0b966786902a79c161d3655a3cd7dea564ee4434da7108d96dce36eda24bb74b
Copyright registration time
2026-07-30T00:21:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T00:39:11Z
Bitcoin block
960179
Canonical record hash
sha256:03817f106e97cb28975f20fbe4c36c26edf2a6414a0969280eda25b7faaeacc6

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.