El de Ayer

Recording by Cestar.

Recording identifiers

ISRC
TCADW1880998
CopyrightID (CopyrightChains transaction hash)
0x370373dd26dd9db67187cd503effb15c33eb6ff12b1a5ef92d2871c19f2cf6c7
Copyright registration time
2026-07-06T21:31:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:97c06fdf27d15d1be8a678e9c0d499dfcc63edb5b71b7827458d1cd28a3153dd

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.