Fantasia in D Minor, K. 397 - Conclusion

Recording identifiers

ISRC

GBUM72402965

CopyrightID (CopyrightChains transaction hash)

0x905a57b5b89fa01b7756d10ba689c5c8d4a5a79900c58cfd3d0172d5a87890b6

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T11:07:37Z

Bitcoin block

960095

Canonical record hash

sha256:04306594cc69113c60519ae5a44510ae78471a926dc35dbd5ea80c7f0f51ac92

• 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.