Perdeu a Fala

Recording by Hamilton De Holanda.

Recording identifiers

ISRC
BRRPL0600113
CopyrightID (CopyrightChains transaction hash)
0x2b16d70fc099fef0adb11152ecbf8019f47d367bd4396040d45be8352a11ca8b
Copyright registration time
2026-07-31T22:25:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T23:30:38Z
Bitcoin block
960478
Canonical record hash
sha256:dfcedf03ad45f1189e749d465d5cefb4b6523a1ed938be045e569b0fa737621f

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.