Win Some, Lose Some

Recording by Big Sean.

Recording identifiers

ISRC
USUM71501160
CopyrightID (CopyrightChains transaction hash)
0x8cdea76139befc2f28396f9955d966400c3d08f9550dcbaf0293cdbf14bfd778
Copyright registration time
2026-07-06T04:48:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:ecdd06d956fb43b1ca22293974beb8412a153bf03e408c5551efb839b4642a90

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.