Duro

Recording by Cyril Kamer.

Recording identifiers

ISRC
ES71G2233314
CopyrightID (CopyrightChains transaction hash)
0x02ff0e36dff03288987fd511bc8f896673ba9a65923f41cfabc1883e5a5f83c3
Copyright registration time
2026-06-04T11:20:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:2bd6b1d4e494854012aa4c7414baa89d9c9abf11aa5fac6c6d2282a2092eb244

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.