OT-2026-000075442
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000075442) never changes.
Identity and time
| Publication number | OT-2026-000075442 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-750b-89d9-18847d34b5da · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075442 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc99237c19173d82874c9f8a754553377b60fd6337e9885b19ae160a1874068c |
|---|---|
| Markdown | c6bee33a1e98939e032a88d00c135df19f90dc529454f99e2788a012166e511c |
| Publication page | f0aa1738198c0e2ecbc219c0c3223a8bfc8649d9113bab61dddd7ba88699db27 |
| Manifest | 703fbf7a5123f4a5c1f0fcea19f6d9107e42add83ffc250607828c2bf60b9f75 |
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 | 1edGRYGHX+zjaQcvBSa/rEa+RFKWR3o1VDc9GKOs2iarOi5cooQrYkcXZlMj8e8FdVs9N1ULS9zEPgvMyyo6Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:17:39.308406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075442observed f0aa1738198c0e2ecbc219c0c3223a8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:39.288548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075442/manifest.jsonobserved 703fbf7a5123f4a5c1f0fcea19f6d910...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:39.267632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075442/publication.mdobserved c6bee33a1e98939e032a88d00c135df1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:38.796431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075442/publication.txtobserved cc99237c19173d82874c9f8a75455337...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. |
|---|