Cambio de Plan

Recording by Marta Sánchez.

Recording identifiers

ISRC
ES71G1500621
CopyrightID (CopyrightChains transaction hash)
0xa2fcfec1dd4c9db7edc7c47d18a34684d86cb95fcffc587e0daba44d4c786806
Copyright registration time
2026-06-28T03:31:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:fcf25bb5f58a3450c82d6a6779cd28d7523b61f3fe3adba01680699170291e15

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.