Final Sequence

Recording by Stephen Sondheim.

Recording identifiers

ISRC
USBC10500384
CopyrightID (CopyrightChains transaction hash)
0xf7e22ab0ef89df34d4167d207ec36cb12b9a65e0b2a862d5686fd75a9eb680b4
Copyright registration time
2026-06-09T18:05:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ae6768b2cf3975af375eca001a97fa1d23586b0b3a032b92d014a5fa5fa62deb

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.