A Ver Que Opinan

Recording by Traviezoz de la Zierra.

Recording identifiers

ISRC
USE7D1400104
CopyrightID (CopyrightChains transaction hash)
0x467582aeec43b537bddfd88991f8aa93682961fd4fb64ac50256a79693624f07
Copyright registration time
2026-06-01T17:00:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:7ac2e4c2c539d10aed68d05bd11e57c2080471d848ca5a10ea29a80fef829817

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.