La Rebuscona

Recording by Petrona Martinez.

Recording identifiers

ISRC
ES71G1407032
CopyrightID (CopyrightChains transaction hash)
0x7c7580b227a006a945aafaa6732c50e56d19b51f4f047ae818ee65617ee98065
Copyright registration time
2026-06-07T22:08:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8596fcb01fca17ab971f8139c3ffa7e6b7e79539ab25718891f619be74d14445

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.