Tango to Evora (arr. J. Washburn)

Recording by Jon Washburn.

Recording identifiers

ISRC
USVZX1220211
CopyrightID (CopyrightChains transaction hash)
0xcb0c79553f96dc9c2c206d820aa16c42c89a8378379d47e1d4e45cf63ff108de
Copyright registration time
2026-07-07T17:28:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:24d25b4bbda49c98d6336f1197a0629f73443610183ca02a82ba754d0b1b1eb8

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.