Imagina

Recording by Chico Buarque.

Recording identifiers

ISRC
BRPUI0600051
CopyrightID (CopyrightChains transaction hash)
0x67f5bcbf5ac04b9385d5d9b09fdb5f1a34bff20139faab5e616ac4b20c0ecf2a
Copyright registration time
2026-06-18T17:12:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:374aced94c4a4a1a212ad508a1ef702a9e9c38a1124728be15a5e31249cd5762

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.