Avião de Papel

Recording by Vitor Kley.

Recording identifiers

ISRC
BR3751500064
CopyrightID (CopyrightChains transaction hash)
0x4f5640b15b517d64ae808468fa15dfc29848da1f8a94531d4376b0f0f52b878b
Copyright registration time
2026-06-17T13:30:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-17T19:07:14Z
Bitcoin block
954130
Canonical record hash
sha256:db122b79ee09d1daaadcd06aba7f8ea76778075b2ddb37c3009800d1267d818b

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.