Cool Day In Hell

Recording by Michael Brecker.

Recording identifiers

ISRC
USGR10300512
CopyrightID (CopyrightChains transaction hash)
0x1e6a50d4165fbc6f184bbc0044c042757553e1e9d496fc1a773cb365a582441f
Copyright registration time
2026-07-06T10:04:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:43:08Z
Bitcoin block
957064
Canonical record hash
sha256:aea6eb39903620147e586dece261f26d650e5e67ac1a3e5e045345c61da497b9

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.