Utziozu

Recording by Mikel Urdangarin.

Recording identifiers

ISRC
QMARG2050454
CopyrightID (CopyrightChains transaction hash)
0x9d0a251128a6642d705cf1fc9d85db09d60e0d188ad21e9e98a15d6fd113c8e3
Copyright registration time
2026-07-30T22:57:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:0ea6e2a485190a3b1dc1ae36e28bf6a07524f2d29148c9dd7ae03d820a621d9b

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.