50 Mentadas

Recording by Doble Cara.

Recording identifiers

ISRC
USJ3V1448588
CopyrightID (CopyrightChains transaction hash)
0xcdfce16a74ce168e160c602b3a2e337de910579cd7179bc81fc22164f46727a2
Copyright registration time
2026-07-07T20:22:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:39c6c61cc1d93ee828597d513b07d845b077c77ffb597699cdac03de2909cf23

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.