Macbeth, Act I: Oh donna mia!

Recording by Giuseppe Verdi.

Recording identifiers

ISRC
DEF057631229
CopyrightID (CopyrightChains transaction hash)
0xbb1fb568204b0113e6eedbcb5c2ae327cd7e82b5e0d2f88a8e303fff4e7a3b7f
Copyright registration time
2026-06-24T05:58:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:e8a9fd0f46385c183830ef0d47f5e10d811e98804f3c4241d4628737955f215b

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.