Porgy and Bess / Act 2: "Bess, You Is My Woman Now"

Recording identifiers

ISRC

GBF077540217

Release date of the album this recording appears on

1976-01-01

CopyrightID (CopyrightChains transaction hash)

0x7b39bec7153f9d395072441f776c8d845fb0fa3d68a79d08f1d5f2cd5d6536f7

Copyright registration time

2026-07-07T02:37:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:53:27Z

Bitcoin block

957124

Canonical record hash

sha256:09ff5ae9b626ae20073e9b4e84027b4a074c2758141d392c4b2ef8a4abc9b68e

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBF077540217

What this proof establishes

This recording was released in 1976, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.