Teresinha (Ao Vivo)

Recording by Chico Buarque.

Recording identifiers

ISRC
BRBMG9900386
CopyrightID (CopyrightChains transaction hash)
0x8f2288b20a96d5045ed140d74afb8a38cb478a7ad8730c30db91bf2e4463ea18
Copyright registration time
2026-06-22T02:57:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7409d7e3dda53a35ed236af34e40c7a8fba7a473b6351f4b6c542f45b1527b8a

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.