Cavatina

Recording by Exam Study Classical Music Orchestra.

Recording identifiers

ISRC
SE5WR1810187
CopyrightID (CopyrightChains transaction hash)
0x4f72fd875becb8dc8cab4577290fe85eb9f7f56e4bd3feb4c23fecd049606539
Copyright registration time
2026-07-31T15:36:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T16:07:24Z
Bitcoin block
960429
Canonical record hash
sha256:80f8aa3850ef8d5087ecac77709a68e31bb4d5cc63a444c19d0a056a4627cd8b

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.