Green Finch and Linnet Bird

Recording by Stephen Sondheim.

Recording identifiers

ISRC
USBC10500362
CopyrightID (CopyrightChains transaction hash)
0xe038f124e801e638576514371b6b2dac4e3be1623cd939afb2233f3944dc160a
Copyright registration time
2026-06-07T20:19:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:bd1801d563e317c24447c5ae0aaf33ebbf10fcb04ba36f56b0b94d7ec4ccd0c3

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.