El CH

Recording by Grupo Marca Registrada.

Recording identifiers

ISRC
QZDA71959522
CopyrightID (CopyrightChains transaction hash)
0xb30a36ee93fc5bae4b66e298673e83e7b89b433a39a988896043c912f5d11a4b
Copyright registration time
2026-06-09T13:01:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:c573c32cae165e9da1bf976b64d3199880c4533fd20d178028ec375556820100

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.