ISRC DEF059330802
Verified recording
DEF059330802 is “Otello / Act I: Una vela! Una vela!” by Giuseppe Verdi,
registered on the CopyrightChains blockchain with CopyrightID
0xd113a44231048c5926621de10f1c276b6a4b9ea15fbbc03e711a29d3d72e6687 and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059330802.
Recording identifiers
- ISRC
- DEF059330802
- Title
- Otello / Act I: Una vela! Una vela!
- Artist
- Giuseppe Verdi
- CopyrightID (CopyrightChains transaction hash)
0xd113a44231048c5926621de10f1c276b6a4b9ea15fbbc03e711a29d3d72e6687
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:81eae4ef4231b7c19814f3a4befb8504a66ac1d031a9b21c4a16571e036fd4fc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059330802
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: Otello / Act I: Una vela! Una vela! · Machine-readable JSON-LD