Septiembre Del 88

Recording by Cacho Castaña.

Recording identifiers

ISRC
ARUM71600247
CopyrightID (CopyrightChains transaction hash)
0x9597f52437a141a8158a69a1f65fae9f477f747b2d3e0072283f88c522a88e30
Copyright registration time
2026-07-06T08:44:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:fe30e4c0eb62e073b8ca84e6e3e1c81d5fac27e7230e2d62e224630e038d2ff7

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.