Es Nuestro Tiempo

Recording identifiers

ISRC

US7VG1761454

CopyrightID (CopyrightChains transaction hash)

0xcfe1f45dcaddc94eab6993cc91109f52480bf7c1b313f9ded8b22cafc2c2ed5b

Copyright registration time

2026-06-23T06:30:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:f0b4c1fcaf5d5ae98e22f610688bfd49333d66bd80fac139fce2aac58787b338

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.