How Long

Recording by Charlie Puth.

Recording identifiers

ISRC
USAT21702278
CopyrightID (CopyrightChains transaction hash)
0xc88afcd6c4977ea92b2e42269187cf4a5da94e9aa53aa519220dbdfef41aef7f
Copyright registration time
2026-06-01T05:05:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:039a6e5925f9643b9ef58c52399748cb04191e4c09e56498b0a46fb61c3c98fa

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.