Tiempos Buenos

Recording by Ezra Martinez.

Recording identifiers

ISRC
TCAHD2301280
CopyrightID (CopyrightChains transaction hash)
0x435a7ec603eb73c05ca6acd2556bb0d7a06c27c72b442b1ded414e209cb3d56b
Copyright registration time
2026-07-07T07:38:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:efeda1c1149fc030a779b3c555136734bd303727e795341967ea6882292d8703

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.