Keep On

Recording by Portugal. The Man.

Recording identifiers

ISRC
USAT21700819
CopyrightID (CopyrightChains transaction hash)
0xdda2f68735304dbab1432c5c9ddec452bfba11b82534c65fa76d546854f27062
Copyright registration time
2026-06-04T14:08:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:693be6e24ba2b42d2efec101d9eb96adc8bf957e3c1fec4ff87305f5db5725b8

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.