Libby

Recording by Carly Simon.

Recording identifiers

ISRC
USEE10183015
Release date of the album this recording appears on
1976
CopyrightID (CopyrightChains transaction hash)
0xef9d1dfdc28b33694eac955d7c22792e4e5fded43910e45feab21e52415ee054
Copyright registration time
2026-06-22T17:11:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f77534fbb0b96887bac924bd75798a24f642a83d5f709689902bb74ccbcf5441

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.