Leave the Door Open

Recording by Bruno Mars.

Recording identifiers

ISRC
USAT22100906
CopyrightID (CopyrightChains transaction hash)
0x7a7d429bb757e074ad9f61959d29c7e9f253f1145e109aa910ac11a983797d27
Copyright registration time
2026-06-01T06:16:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:0baf3fbef3446d55502086e4ceb3e7dac4dcd23b9d2b28bff6f754b28cf044ff

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.