De Qué Sirve

Recording by Nou Nueve.

Recording identifiers

ISRC
QZES62398719
CopyrightID (CopyrightChains transaction hash)
0xdd11a4e6b4af9f72746be274310783050c614460dfa4c7d1cf273b137ca27d24
Copyright registration time
2026-06-07T10:33:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:5746875f793e3bed1ac20c05c91920b4b14019346b57b272a9924017eec6f291

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.