60 Years

Recording by Portugal. The Man.

Recording identifiers

ISRC
US3X51018503
CopyrightID (CopyrightChains transaction hash)
0x3cb4c17e159d9b33da0a58756d63f578aa1dc45eb553461258a44b7afaf95a41
Copyright registration time
2026-06-11T00:56:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3bd2f900be51d59dd682f0392c925e956ac61b2b34cfe8e47ac0d8ead33e0259

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.