Black Mountain Rag

Recording identifiers

ISRC

USVG28707703

CopyrightID (CopyrightChains transaction hash)

0x3413de77a081ff04dcf5de87253c70365d276eac51c8c85bf3a3186e83228c91

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T12:45:34Z

Bitcoin block

960258

Canonical record hash

sha256:bb3fb86cfecafc9282d1d927f032e6cf287c605438dfccfb0c0c1fab5e4f187b

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.