Rosa

Recording by Hamilton De Holanda.

Recording identifiers

ISRC
BR56L1300028
CopyrightID (CopyrightChains transaction hash)
0x9d7799cbbbee32fa16cbe975511ad80151a06204ad44b7a743bf7ad02b37c9f3
Copyright registration time
2026-07-22T17:17:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T17:48:40Z
Bitcoin block
959159
Canonical record hash
sha256:8c51388f23fc8373ff2773d3403f8506df0c7882b4e10cc1a61d5d1695a88ce3

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.