Pongamos Que Hablo de Madrid

Recording by Joaquín Sabina.

Recording identifiers

ISRC
ES5110103545
CopyrightID (CopyrightChains transaction hash)
0x7c28c2ea4eeb6fb41b72f344d87628e7cac196e403384dc14cf51992b48a2be6
Copyright registration time
2026-06-09T04:53:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:50acd72c3d78df84b659866f3f40f0adabd6635fb6c0eef84299f9b83b0de094

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.