Pent-Up House

Recording by Sonny Rollins.

Recording identifiers

ISRC
USFI85600024
CopyrightID (CopyrightChains transaction hash)
0x399eb12d916f30cd5fb1817063f27b11a980f3aea919dad2441b64d6bf6947de
Copyright registration time
2026-06-26T18:49:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:442d9b692cb68b5ac79df9951006de9e86371e12bbf65ab012fa186c30f1c61b

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.