Eso No Lo e Dicho Yo

Recording by Omara Portuondo.

Recording identifiers

ISRC
QMDA71595894
CopyrightID (CopyrightChains transaction hash)
0x849c1b83d049d6a48405cf0f893dde7507786c63ec42a81fa978d378d2bad9a9
Copyright registration time
2026-06-28T04:08:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:bac703916a67b4530de2895583991fa9d868ffb82146aad504476cded3dcd3f9

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.