Esa Noche

Recording by José Otero.

Recording identifiers

ISRC
BK4DA2317053
CopyrightID (CopyrightChains transaction hash)
0x3add9ff127c16847c671d306f5508e6b4954ec57f1e3c9d9169394f224b66058
Copyright registration time
2026-06-22T09:17:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f35e17bc71ddca3c257e415ad4eeb6406a1cf50e6fa6ac48fe7d32900fdb1941

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.