Tiempo Al Tiempo

Recording by Marta Sánchez.

Recording identifiers

ISRC
ES5009500061
CopyrightID (CopyrightChains transaction hash)
0xf822798518402b76fdcb4ee1cded3ecebe9d0f0d6cdec5ba22bee15b7a6ad877
Copyright registration time
2026-07-22T15:10:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T15:38:35Z
Bitcoin block
959144
Canonical record hash
sha256:52061b74c2ca8f53fbd70bf36b601aa9bddb835a717b803e32674f4d36ee3b95

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.