Every Hour

Recording by David Leonard.

Recording identifiers

ISRC
USA5W2300150
CopyrightID (CopyrightChains transaction hash)
0x5ab82f94d27787f373772f4b604cf5e7b3c71dda4bb7851a113b7c377fbf92ec
Copyright registration time
2026-06-06T06:08:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:0e7ce2182be92f8e41b93a0d56be0eb825edf148ed97f7218b0f6707de647d98

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.