ISRC DEF059830104
Verified recording
DEF059830104 is “Requiem in D minor, K.626 (compl. by Franz Xaver Süssmayer): 3. Sequentia: Lacrimosa” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xd9d3acacc60f53c451ea375240c89aa07a04e787c2139dd2590d9c857689f571 and independently timestamped
in Bitcoin block 957048 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059830104.
Recording identifiers
- ISRC
- DEF059830104
- Title
- Requiem in D minor, K.626 (compl. by Franz Xaver Süssmayer): 3. Sequentia: Lacrimosa
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xd9d3acacc60f53c451ea375240c89aa07a04e787c2139dd2590d9c857689f571
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:18:56+00:00
- Bitcoin block
- 957048
- Canonical record hash
sha256:5d38cda7b6a3e385d2ae897f31cc30f8470a3cb4c9524e1fe156367edecf1797- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059830104
- Bitcoin block existence check
- https://blockstream.info/api/block/957048
Full record
Track page: Requiem in D minor, K.626 (compl. by Franz Xaver Süssmayer): 3. Sequentia: Lacrimosa · Machine-readable JSON-LD