Iolanda (Yolanda) - Ao Vivo

Recording by Chico Buarque.

Recording identifiers

ISRC
BRPUI1800349
CopyrightID (CopyrightChains transaction hash)
0x25f76934f7bbb0e0a33d593eed51c13a42aed91a96f72762d08a23be8c061745
Copyright registration time
2026-06-09T08:06:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ed040b8d8e0078cbece357b58197b5596157053581ae63448a7c9157251f9a38

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.