The Chairman Dances "Foxtrot for Orchestra"

Recording identifiers

ISRC

GBAYC9300673

CopyrightID (CopyrightChains transaction hash)

0x7c17f3e15ea9952685c8212249cd472c5f7aa0d8e655f0b6424752544deba340

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T15:20:15Z

Bitcoin block

960418

Canonical record hash

sha256:bfc4f74dd33d05a232df225ef69e543a0902fdcaeb0dfe509ffd9fbf5a686f0c

• 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.