El RR

Recording by Marco Cerpa.

Recording identifiers

ISRC
QZSYP2338214
CopyrightID (CopyrightChains transaction hash)
0x1e8ccff65923fdbec6ca40d34aabce5596a3d514976ceb900b270e056d1e2abb
Copyright registration time
2026-06-22T21:15:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:cbd0df051a58bcafeea692b4a19d719617012c50f4765340f575eeb155520e98

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.