Gershwin by Guitar

Recording by David Grand PhD.

Recording identifiers

ISRC
US2BB1300129
CopyrightID (CopyrightChains transaction hash)
0x1e92222e162d13e1c81cb0f3681e46c1af328789c734475ff300944fa7ffb6b4
Copyright registration time
2026-06-09T04:01:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:4d3aca447ff7c389f7f7e67ed8d5181a1439ec48643786d0298879d379b2e346

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.