Put On A Smile

Recording by Bruno Mars.

Recording identifiers

ISRC
USAT22106193
CopyrightID (CopyrightChains transaction hash)
0x661fadb62d657768a52af3d15c3da53eea8fe45362466de657ed7a7862d7bcd5
Copyright registration time
2026-06-01T22:44:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:79e40a93d4dfcf44a6bcd7418de0e0aabdbb18f35a2090f77112ce9d81d2b80b

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.