Movimento No. 1, Concerto de Bach para Rabeca e Flauta

Recording by Antônio Nóbrega.

Recording identifiers

ISRC
BRTRB1741936
CopyrightID (CopyrightChains transaction hash)
0x576410c92e6a059a461ed564814949e8a2e02822e7d815ddae8809c66d441abf
Copyright registration time
2026-07-31T06:19:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T06:42:11Z
Bitcoin block
960360
Canonical record hash
sha256:d93aac50f9a8d44e98466c962bdb967a421916826100607eaac98661c905285a

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.