Tan solo un recuerdo

Recording by Blas Cantó.

Recording identifiers

ISRC
ES5151802056
CopyrightID (CopyrightChains transaction hash)
0xb42de217a79b6b4c2755f615c2eb96cb38c2c67726cefb20f3952ddb0837e474
Copyright registration time
2026-06-23T16:07:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:25e8eb5302e3b7e8e62816e3b6a96a32d2fbe1ebd34f572ec3b31577edf76a6b

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.