Song For Bilbao

Recording by Ruben Caban.

Recording identifiers

ISRC
USCGH2455162
CopyrightID (CopyrightChains transaction hash)
0x09d10b9bb4af5e28f13a90ad2775f803f8c2d9b08a63bdcba87a2d503912af9c
Copyright registration time
2026-07-07T16:08:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:23f750d262700dfd6c1c2417eb0d55374b6788a64d233f2d845856cbc092f103

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.