Portugis

Recording by Evert Taube.

Recording identifiers

ISRC
SEAMA0600484
CopyrightID (CopyrightChains transaction hash)
0xc756d8ba62e645884f3a29ea0e6be39aaeb8b7a9f5834f4308e1725dc88ab14d
Copyright registration time
2026-03-20T05:09:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:49f722afd684a246566395212aaf28ed0a9c3fef1cfe53a6d8460556df0ef088

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.