A Que No

Recording by Edith Márquez.

Recording identifiers

ISRC
MXF011800496
CopyrightID (CopyrightChains transaction hash)
0x2d6d04b7f9d99e9e2b7037833adfc5170ef9c7911779d4a54d77fb5ef837fa2a
Copyright registration time
2026-07-22T16:16:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T16:43:41Z
Bitcoin block
959155
Canonical record hash
sha256:74089ac3d96a788403b3df0afdca919e9ce88cf50aeb506a76f97f17d4e9d4eb

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.