Rosita in D Major

Recording by Francisco Tárrega.

Recording identifiers

ISRC
NLY331501576
CopyrightID (CopyrightChains transaction hash)
0x547efb1d2bd8d39015cd71ffca986350f701221e4d32690137db4e165d3e3be5
Copyright registration time
2026-06-20T08:09:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:3597c960676ec61a981f59323db0e35ae839732411b46f0bd5a5d2cdcf33f19e

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.