Marieta

Recording by Francisco Tárrega.

Recording identifiers

ISRC
CAENV2076562
CopyrightID (CopyrightChains transaction hash)
0x16cc65f2fc4554907f1a5b1fed7b7422a8e14c885e969467412068e2903c80f6
Copyright registration time
2026-07-07T01:42:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:f58d6f602451846c94c4b08158bd5e1698a7d3039060872b5e5841bfff23ec3c

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.