Under The Spell Of The Blues

Recording by Ella Fitzgerald.

Recording identifiers

ISRC
USMC13661001
CopyrightID (CopyrightChains transaction hash)
0x845dabe1e6c5cda1999e7ae2e6ee92e766e1ff0bd10e2a97d185012410cb33c3
Copyright registration time
2026-07-06T05:25:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:6a035c5f80af8ec7d5fe58839e63d7cadc7e3bf2459361f860d266b60b34d86b

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.