Symphony No. 4: Measures 712-End

Recording by David Maslanka.

Recording identifiers

ISRC
USFKZ0611350
CopyrightID (CopyrightChains transaction hash)
0xa77a0bddf60e50c5d3f63ced548c0e937f8ce2ce81b80c3e1d87733b5111dcc9
Copyright registration time
2026-07-03T16:11:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b371b2c54955d463442e24c270b9bd331dc6a3306263a9b60ef5a9fe3427dac9

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.