Reflejos del Viejo (En Vivo)

Recording by Grupo Margen.

Recording identifiers

ISRC
TCAFD2086475
CopyrightID (CopyrightChains transaction hash)
0xdf9bc4cd73f66ce06d873adc6423548042c9ae422305ef07d9b7efbaf419d610
Copyright registration time
2026-06-07T10:27:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:764e19d6de39ed68f06aaa0737911c280cdd4658ae4ae09b9e866911597c6ec9

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.