El R

Recording by Grupo Marca Registrada.

Recording identifiers

ISRC
QZDA71959511
CopyrightID (CopyrightChains transaction hash)
0x753126732f30d5667859024ebaf7f9e131490fbc366ec61231698cb67142b461
Copyright registration time
2026-06-07T11:24:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:732d45cb96c97c6f624eaf999091947b885c257e8a89e2cd448ec118e988742e

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.