Blue Haze

Recording by Miles Davis Quartet.

Recording identifiers

ISRC
USC4R1403050
CopyrightID (CopyrightChains transaction hash)
0x7ab12d24b969f2b28d6c6df81e69c0b2ce37c6aa68a618fd14a73ae809973d46
Copyright registration time
2026-06-19T08:55:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:6c4eb099e3615b3c992529c6da85ca9a9ac22bee9e48fb734944352ac58a302a

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.