OT-2026-000018867
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000018867) never changes.
Identity and time
| Publication number | OT-2026-000018867 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-7627-b98a-a59f375202ff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018867 |
| Status | PUBLIC |
Content hashes
| Canonical text | b90c5408dc130e870ad3b42dde5ca728755af8ecc9ecfcefd8b0021bdbc44316 |
|---|---|
| Markdown | fbe4abbaef180f09081cd9f621ec68fa75e0140e06167fe90d7277c92d67bf49 |
| Publication page | 88028a2f8ce45c982b3cbe8e4045e64a350f725c7a4f08d6df44171940a91ca2 |
| Manifest | 37bd0b875a5eaeeac1e4645d319a39c77618095ab07ad6cfd5c154ad4a5445bd |
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 | j34yCjdpq7gGbewdVVIM738E5n4QcQavstxc8mJkSI7xB9WbbWrA+itZ70vLEkOFcTF9uRUo657eUQBKz4dgAA== |
| 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
| 2026-09-17T11:59:30.850549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018867observed 88028a2f8ce45c982b3cbe8e4045e64a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:30.831520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018867/manifest.jsonobserved 37bd0b875a5eaeeac1e4645d319a39c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:30.813270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018867/publication.mdobserved fbe4abbaef180f09081cd9f621ec68fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:30.796154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018867/publication.txtobserved b90c5408dc130e870ad3b42dde5ca728...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. |
|---|