La margarita dijo no - Instrumental con coros

Recording by Alejandro Sanz.

Recording identifiers

ISRC
ES5151701035
CopyrightID (CopyrightChains transaction hash)
0x36b03262a908aee6c2157a566fc0ca46b2150ce5ef90e96f8e022b71b53efac4
Copyright registration time
2026-06-26T11:56:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f4d46d7f5f8e3073d69b9a6a113d737f0b13c539e4d651fc9d6a35cbd8111625

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.