Sin Censura

Recording by Under Side 821.

Recording identifiers

ISRC
ESA011812850
CopyrightID (CopyrightChains transaction hash)
0x54086ead1055ad58bf74fc3ec92b83e3f753fa70c3d6b37320bd63b51e1e2972
Copyright registration time
2026-06-08T03:59:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3502cc6db4e5bc504a9df82f39d08536ce90784e81e2fee9c70a4f4d8e469617

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.