Lay-By

Recording by Duke Ellington.

Recording identifiers

ISRC
FR8X02301603
CopyrightID (CopyrightChains transaction hash)
0x9bc911d0ddbeeeee03fc7087351ac25a910e4a9580530f7bac26f4773d3d6afb
Copyright registration time
2026-07-06T04:27:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:53:57Z
Bitcoin block
956894
Canonical record hash
sha256:27ea15c898cc1e9040e1da8731113f67e273150c6cb3c3f34bc9d247f2e59de2

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.