Cara a Cara

Recording by La Roca Callejera.

Recording identifiers

ISRC
ESA011974538
CopyrightID (CopyrightChains transaction hash)
0x40912fde68eccf72997e8cffb04c3bf179b82a2b250902ba8827bd6860f2f717
Copyright registration time
2026-06-07T19:11:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:7b0e68feb46d0909177e330a12b4cfda4458380261fe385c4e938770427b7828

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.