Madrid Nos Pertenece

Recording by Biznaga.

Recording identifiers

ISRC
ES23A2116904
CopyrightID (CopyrightChains transaction hash)
0xe30a32a0d8fe14f72d40346d062cd613b7cbdcd802894707c9deaa8e9c099d82
Copyright registration time
2026-06-05T18:29:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:fff9449ae64ebf49aac4392727ad4065675fc14655593e711a64a2f302d5eae2

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.