Caverna do Dragão

Recording by Sergio Estranho.

Recording identifiers

ISRC
BC0PQ2400014
CopyrightID (CopyrightChains transaction hash)
0xedace61a9f642ea43bc9b98492797382120e7546bab1ef8a89301a0ccf6bd009
Copyright registration time
2026-07-06T07:54:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:fbfb2b990dc43dc8167b04ff83cafdf2503adc7bc5157e2c0e71c8af5c6e2d32

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.