Tuba mirum

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
HKI199992704
CopyrightID (CopyrightChains transaction hash)
0x1f8b0887f26959fd706fc8c71378089d14fb7138ece3f88ae286e1540e6784f6
Copyright registration time
2026-06-18T11:47:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:5d94ce49c47051a7549fed95698068f0a67ad3258cd0a946546ec1db9ec2e483

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.