Poor Thing

Recording by Stephen Sondheim.

Recording identifiers

ISRC
USBC10500360
CopyrightID (CopyrightChains transaction hash)
0xbffbf7f829898827bf7fc2eedbbbba0fdf5fba18030a692889991c97a577f26c
Copyright registration time
2026-06-08T12:34:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:1751c497c0d03b59eebfefa0c1d2bc627f13febf1b9a94de92e41d56c433f044

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.