MR. OCTOBER

Recording by Bad Bunny.

Recording identifiers

ISRC
QMFME2364185
CopyrightID (CopyrightChains transaction hash)
0xdb04df16e08dc2354ac5aa75119026f53e73b1b03cb9dee8091a21391be512e4
Copyright registration time
2026-06-01T06:36:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:721c437e2f266c796103f1d53b76e817e33816e10d764cfcef0b94854d49d4c8

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.