Treinta y Tantos

Recording by Charly Efe.

Recording identifiers

ISRC
USCGH1738271
CopyrightID (CopyrightChains transaction hash)
0x8500edb68ccc90df40ef02f11b1acd0fecee90c4c2e93adbfe44ca9d5c09b87d
Copyright registration time
2026-07-07T03:23:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:08df61477990b4b8e503e2d859d7bd6515c7e40c0587031f1b4f8ece971b5738

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.