Un air de banjo

Recording by Sinan Bertrand.

Recording identifiers

ISRC
USRDG0910037
CopyrightID (CopyrightChains transaction hash)
0xe68be8ee85fa2bcb8c646c6bd48d0ecaa501a36efb3de6ab957bddc71cd8dc75
Copyright registration time
2026-07-30T06:50:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T07:28:30Z
Bitcoin block
960220
Canonical record hash
sha256:0003ab0567d1ab1059a79b8f23321045a923b7a133a3705c37f8f50a616116c2

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.