Merengue Joaquina

Recording by Urbano de Castro.

Recording identifiers

ISRC
DENR91304002
CopyrightID (CopyrightChains transaction hash)
0x56f6fee8820ec88f0385657741e48b1c67ba66c734cfa2af4a1466982a0b721b
Copyright registration time
2026-07-31T16:46:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:8659af4e6dee994d645cfc2459605f9058da62bfab02ec294c7c86f42db628f7

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.