Take The "A" Train

Recording by Duke Ellington Orchestra.

Recording identifiers

ISRC
USA371438863
CopyrightID (CopyrightChains transaction hash)
0xb6c00681641db907f7b87f8f0977228888d703b361b7af7b4f64838ac016967a
Copyright registration time
2026-07-06T23:53:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7715a29a17c537cd24b77161cc420937d4e419cb22361f1b4b3a6be54c8f8965

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.