Brazil - Alternate Take

Recording by Antônio Carlos Jobim.

Recording identifiers

ISRC
USSM19927532
CopyrightID (CopyrightChains transaction hash)
0x7674ef7041e337b98a3b1ff2e5093c0e81336591c94d2bffa8b622f87315e8eb
Copyright registration time
2026-07-06T10:33:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:461726da84fb60bbee06205f4af14535de880732be15e49c0fffba9ad506aecb

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.