Mr. P.C.

Recording by John Coltrane.

Recording identifiers

ISRC
USAT21403145
CopyrightID (CopyrightChains transaction hash)
0x98fa49eda82bf3482b559d3f8317f56bc075b18071212ee7fcfe52ba19a76649
Copyright registration time
2026-06-04T13:45:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:5739ee188087df86b7915eabeccfc338cec1fb592dc3ad7660f0e9ea1199e768

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.