Sustained Affection

Recording by Immigrant's Bossa Band.

Recording identifiers

ISRC
JPB621003692
CopyrightID (CopyrightChains transaction hash)
0xfb77a3b9b6669c7ecbc7768d2d2f5009a45e28e7a2b85890d972bb25e64b69c5
Copyright registration time
2026-07-31T19:40:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:f08c7ecddd6e65d1a7920e1b171711790312c0794aa8f66b7c1f5163a22f0139

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.