Nazio Ibiltaria Naiz

Recording by Fermin Muguruza.

Recording identifiers

ISRC
ES90A0900068
CopyrightID (CopyrightChains transaction hash)
0x1d0fc0a4b3348bb8aca5c89b194bb74b086086e5d1668d38cd416f0f2d68d06c
Copyright registration time
2026-06-25T22:56:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:9f9c68782de65f70c0b9405e3cd462b5d2e7c155c6fb9a72635b2c92b9369b1f

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.