Say Goodbye

Recording by Katharine McPhee.

Recording identifiers

ISRC
USUM70984651
CopyrightID (CopyrightChains transaction hash)
0xdcfaa3824230e77dba22c41dcccf182857d3dc94384bdc80a0deba9f4da36dbc
Copyright registration time
2026-06-11T04:27:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:e0bbb89b3923055ec6110fe8030b444e01caef5fb4607b58d68a4853360a785b

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.