Cuando nadie me ve

Recording by Alejandro Sanz.

Recording identifiers

ISRC
ES5150006001
CopyrightID (CopyrightChains transaction hash)
0xac1ca13204614349d5bc6c3ca759d17438af039d84fbb73d9888a767422a3bf7
Copyright registration time
2026-06-05T04:16:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cff2ede7a0cd4d2dcfd9670cde4bab86d069dbcc97702ea72f3dcc9ba19f8ad9

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.