Osito de felpa

Recording by María de Jesús Vázquez.

Recording identifiers

ISRC
MXF160203093
CopyrightID (CopyrightChains transaction hash)
0x27552f47a9513446db5e3761701290047523338de42fb60e6da067586361d668
Copyright registration time
2026-06-06T09:34:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:9df9186eac11f7f13b3911e8f4e2c17ba8e1b1f9a009feaafaed676dc1b7be98

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.