OT-2026-000020723
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000020723) never changes.
Identity and time
| Publication number | OT-2026-000020723 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-738c-bfad-a22da9ed34a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020723 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15100ebadabc3bb85ef683ce99aa7bdd80a9894ca61f8fe747952127763d865a |
|---|---|
| Markdown | 01816124c61cf8c5dd01b4eb30fbf80fb7d7289b45734171475bdf2cdb0039f0 |
| Publication page | fbc0dabf7a08a0013961aa319cba7727a33fe21aaa81511469f62057c65f16fa |
| Manifest | 79ff93820eb3ff742498fec911ef8045f8a2fa78a686b6e45bfbe20622d9284f |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | m2Ptez5RInihCO6sOTelya0PO8nOmnBWktdJyOlLBaxz2D+os6NnGsTWr0HSvffXM/SBUx4CzpjM57YYXL4vBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:46.914767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020723observed fbc0dabf7a08a0013961aa319cba7727...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:46.898604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020723/manifest.jsonobserved 79ff93820eb3ff742498fec911ef8045...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:46.881046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020723/publication.mdobserved 01816124c61cf8c5dd01b4eb30fbf80f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:46.862988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020723/publication.txtobserved 15100ebadabc3bb85ef683ce99aa7bdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|