La Canción del Carpintero

Recording by Martín Valverde.

Recording identifiers

ISRC
USQY51158057
CopyrightID (CopyrightChains transaction hash)
0x0992e254c94d725a7f7296acb808b74be99ca37e90312425fcb51be7f12af93c
Copyright registration time
2026-07-07T14:08:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b6796489edcdbae1b6cea7c8e7a4b2a2a7ddbdd42e4394e52da6b2fc04802c68

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.