María

Recording by Francisco Tárrega.

Recording identifiers

ISRC
NLY331501572
CopyrightID (CopyrightChains transaction hash)
0x72c318460a8585d440a89233b27952c97a5e42a7efefe474ae9e1b2f1c8ab7ba
Copyright registration time
2026-06-18T17:53:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:5e79935b2b2f9c79ad9e74a521cafae0d4ece9332fd5d1e97a7e0d7ce85af997

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.