Piece By Piece

Recording by Greg Kurstin.

Recording identifiers

ISRC
AUXN21802022
CopyrightID (CopyrightChains transaction hash)
0x923d43fe7859cba612bbeb6e0371bc44fd71ee05a0ec062975c45c6ad6abde12
Copyright registration time
2026-06-24T18:22:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:e3f1ee5b0c368cad4920bc661fd351399d9fb8011742e7de4694c3be24ba44d2

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.