4 Segundos

Recording by Régulo Caro.

Recording identifiers

ISRC
USE7D1000119
CopyrightID (CopyrightChains transaction hash)
0x3eb6c9af1947d55c4d2f7faec3770365d07506b647b4b09eb413d42b44273564
Copyright registration time
2026-06-08T11:17:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:201674f243cd1345502ea826150c95e84da0fd554c632b39070c368364efb415

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.