Multitudes of Amys

Recording by Stephen Sondheim.

Recording identifiers

ISRC
US6W62119763
CopyrightID (CopyrightChains transaction hash)
0x71963f8072076439fda07bd231c75663d0182a7c0d977a9a676ec8c2f0944f40
Copyright registration time
2026-07-07T15:17:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:fee28d0dd66d26b3f5409e12cf691d0e0c58d3293b55d9cfb1e265ee64adfcb3

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.