OT-2026-000018448
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000018448) never changes.
Identity and time
| Publication number | OT-2026-000018448 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-74b4-a7f2-c5b0a0cd25c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018448 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7401344d1b705527d20f365910cc49f953a4d0f739f18cfe5d58467192a63e90 |
|---|---|
| Markdown | f7caf6b55b6656f5ecbe52690c385ff4454d3a9f34128f9623ad4513de678f8e |
| Publication page | bc3336b73f29f12cb8589f3b65245109a0044444e074de2be39948f4cfa8ac34 |
| Manifest | 454bf69f3f131075f9adc2efadab79d3fcad98308bd9ea109cc852c03794ff4d |
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 | xDmOXsQkMcBL0qf16kLapTQH7nn92KRbmoAM2JE9uzieCLFsp3NfvznPgNwj180za2QnXMYWUL4aFHt9P3oHAQ== |
| 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
| 2026-09-17T12:01:12.392603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018448observed bc3336b73f29f12cb8589f3b65245109...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:12.373553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018448/manifest.jsonobserved 454bf69f3f131075f9adc2efadab79d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:12.355910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018448/publication.mdobserved f7caf6b55b6656f5ecbe52690c385ff4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:12.336566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018448/publication.txtobserved 7401344d1b705527d20f365910cc49f9...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. |
|---|