OT-2026-000028299
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, single 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-2026-000028299) never changes.
Identity and time
| Publication number | OT-2026-000028299 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7b77-a5ac-fb43e0003253 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028299 |
| Status | PUBLIC |
Content hashes
| Canonical text | 886866305a3442e8d8d4a5de145c3d4ab38949bdab1c7d6e5051fb1290667103 |
|---|---|
| Markdown | b3c12246b73779789796be46e6b2278a76e0707411f4d628468973a6d75692ae |
| Publication page | bea6ba8f0879f47399de11ed0b733a39c5b28e83487e4c2d75644f7634848abe |
| Manifest | 2a38cd5f5dc1d8baee5e5c12f369dde95c85bfb925c282484cc77c02f79c7fff |
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 | EDUKCO11ZYFSzarD4Pf1o3O9NMVQz/EpR0lzdblqoBdd3v/x85891bCjuxX15SVYD4lbNTw2Dd+IG4wxBClOBg== |
| 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
| 2026-09-17T11:40:17.376951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028299observed bea6ba8f0879f47399de11ed0b733a39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:17.351431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028299/manifest.jsonobserved 2a38cd5f5dc1d8baee5e5c12f369dde9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.332846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028299/publication.mdobserved b3c12246b73779789796be46e6b2278a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.306414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028299/publication.txtobserved 886866305a3442e8d8d4a5de145c3d4a...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. |
|---|