Sleep Tight

Recording by Umpirage.

Recording identifiers

ISRC
DEZB52020254
CopyrightID (CopyrightChains transaction hash)
0x5fa4f6eb3601907eee720cb4d6ff239b2541e45648a0950fe84551fa48d61566
Copyright registration time
2026-06-06T17:56:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:07262d5827bc19732f110d7958ff20cf116c59fdcb3a4f9e62bf87a9c1f6e43c

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.