Quietud

Recording by Marcos Brunet.

Recording identifiers

ISRC
QZ2J21508548
CopyrightID (CopyrightChains transaction hash)
0x3a3ff886e5fe24ac599b50cdecae0af626da751daa674724cc0dea2a4f9f4e28
Copyright registration time
2026-06-04T10:58:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:633255d4764405bcf23f9fcd60aa5580ebe4fd2448495b1dce53f78b2ac6d42f

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.