OT-2026-000028799
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, two 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-2026-000028799) never changes.
Identity and time
| Publication number | OT-2026-000028799 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7cf0-b245-752870060d4d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028799 |
| Status | PUBLIC |
Content hashes
| Canonical text | a65163d2c75579ed7448ddcd04320573867fe24bde867c27db594d594fa598cc |
|---|---|
| Markdown | 51be5aa8ad96f609423c4b78fb6e3b3fb33598246fa0ad590cd1e9c8980ab666 |
| Publication page | 76b371b9c4e2603e673e05ec619807d3854d525449cded966ef9534a7eb2d689 |
| Manifest | 5db854f57ea5f88c815e382ea648d229ca92396c10f5927b0c0eb7b344fceebe |
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 | a4A9aGw/34m23fIcjyOY0sV4To7nrPhRJhOWSxMpAOAd+DtLqvr+cWQxgh4XFRvvn9BO1B8WFLy8E2enNcafAg== |
| 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
| 2026-09-17T11:40:03.349488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028799observed 76b371b9c4e2603e673e05ec619807d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:03.333737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028799/manifest.jsonobserved 5db854f57ea5f88c815e382ea648d229...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.315914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028799/publication.mdobserved 51be5aa8ad96f609423c4b78fb6e3b3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.298433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028799/publication.txtobserved a65163d2c75579ed7448ddcd04320573...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. |
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