El R8

Recording by Banda Puro Grullo.

Recording identifiers

ISRC
USANG2021288
CopyrightID (CopyrightChains transaction hash)
0x41ca3efd3b2b7f37bb2d22586eb19cbb2ec9b665427b9e297dee03e6c163eda0
Copyright registration time
2026-07-06T22:20:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:373172cc31a7f62a72a195e307d5b983bd45d019ae6656f9661571cdbfb2a9a5

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.