Sinhá

Recording by Chico Buarque.

Recording identifiers

ISRC
BRPUI1500113
CopyrightID (CopyrightChains transaction hash)
0x93b917a7dafe174ce51a56d2d2f84fee3112246246067ff437ee0d2a9080b2c4
Copyright registration time
2026-06-26T19:56:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:cf66ed68f5aee3dc5f0496d498255a40e344bc0d647060254e76a3e741ffaa1d

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.