Cups (“When I’m Gone”) - Campfire Version

Recording by The Barden Bellas.

Recording identifiers

ISRC
USUM71504646
CopyrightID (CopyrightChains transaction hash)
0xb77607798c4b3b0cb19ca0c0e1e3324dcd248bbbea8c60e1cdcb2533800803a6
Copyright registration time
2026-06-04T15:05:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a6fecd97af3c8ae984f3faa6eae7186e6616ea5f5d22139e17879b8ec40fb8b3

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.