Medley do Bonde

Recording by Kalef Castro.

Recording identifiers

ISRC
QZ5AB2465040
CopyrightID (CopyrightChains transaction hash)
0x34986b0e771e6b717745d5449bcb44cdfd8b678b3ce8a0c1a253a36ae77ff418
Copyright registration time
2026-06-08T20:21:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:2f4b47eee2d46b365e97159efd8419804dd249eff734db34adc38ba2e70d7d6d

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.