Arturo Y Alfredo

Recording by La Expansion.

Recording identifiers

ISRC
USA2P2106943
CopyrightID (CopyrightChains transaction hash)
0xbac02a2652244999357f3369ff564888f38cad372bf79302c2c14a1f49a5019b
Copyright registration time
2026-06-07T01:43:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:2a495b824b7ae305c3bbcf78352836fb8048ef6ca3a79a7cf320124d9d9ce687

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.