Han Caido los Dos

Recording by Amparo Sánchez.

Recording identifiers

ISRC
ES99D2000004
CopyrightID (CopyrightChains transaction hash)
0x98a28b6e16b1cd5c17ef3bcc003372a0373cc9c398f156b689d70c9c5e9f4920
Copyright registration time
2026-07-07T20:12:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:f2d5f58a9ea7fcb671ea0890b0727deeacfd2272f002b675acfb909cbc8b1a68

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.