Rhapsody in Blue ("Manhattan")

Recording by George Gershwin.

Recording identifiers

ISRC
GBF077410150
CopyrightID (CopyrightChains transaction hash)
0x6371812bbffe70848ca57e657a8ad2d7f8a6ffa9eb69f9b57c4722163410ed44
Copyright registration time
2026-06-19T09:03:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8234133d554a9384502b24cf2623ea072e3a33955f3bb0ab3abf41f66358035c

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.