Acalanto

Recording by Dorival Caymmi.

Recording identifiers

ISRC
PL66V2200613
CopyrightID (CopyrightChains transaction hash)
0x38ae02fabb25391a871920472c33883644c2b7b8d2adcf570a138372aef9a895
Copyright registration time
2026-06-22T10:31:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8b1a1e4ec3162934e38eae7d9be12be950afbfcc003913f275ecb08df778560c

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.