OT-2026-000019959
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off before set-down
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-2026-000019959) never changes.
Identity and time
| Publication number | OT-2026-000019959 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7389-b740-0d2ed3dc230a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019959 |
| Status | PUBLIC |
Content hashes
| Canonical text | bcf8ea602d14c89b2a1af3ad552419bb6a8c5e711809a23794ad92a02202006f |
|---|---|
| Markdown | dc39e0eef9bf10ada973de4a26bd7a09a6df9f408e8898a10fa52bdf7202223c |
| Publication page | 6947856fcda881c934d976b8dc67834459bc92ce344ce2bb8871c1484e852024 |
| Manifest | 0ec19c034d175156e92e1ef6acaffaf03c28adb80b0358b6eacc9867b8548589 |
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 | nd1EJxyTHfDEanIUAQpLtvTaOxqjQFfkP4LJ0vI60f78n+sBHMeEn/hcDr6YCt3P6LBVldbZIOaTZarpUwC/CQ== |
| 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
| 2026-09-17T11:58:11.380585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019959observed 6947856fcda881c934d976b8dc678344...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:11.361179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019959/manifest.jsonobserved 0ec19c034d175156e92e1ef6acaffaf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:11.341557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019959/publication.mdobserved dc39e0eef9bf10ada973de4a26bd7a09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:11.321400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019959/publication.txtobserved bcf8ea602d14c89b2a1af3ad552419bb...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. |
|---|