OT-2026-000028435
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000028435) never changes.
Identity and time
| Publication number | OT-2026-000028435 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7e53-a6e8-ec28be008f68 · 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-2026-000028435 |
| Status | PUBLIC |
Content hashes
| Canonical text | d70b4ea8dbe077610994eee989679f63a2e5a823cfcb364f2bf5ede723765318 |
|---|---|
| Markdown | 7303e77028a54600563365d7fba6577393de5ee9b8d8226933add2c509d5c6b4 |
| Publication page | b0264f83df5f36d97d3936900ec01b5b3565f1b8d380360fe5725fc0f91d78fe |
| Manifest | 238b144fa0892c66d7f91a2d1ea9aad24ad64ac1ec8d062c581f829855062207 |
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 | je6unfg56mRz9XhTyrXT37q/VSK5qTLCFots4cBfjpXxbZJ62Xl5AdMUafPWgsw56HtvkUiOPhDqdABD3SwMAg== |
| 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
| 2026-09-17T11:40:34.324253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028435observed b0264f83df5f36d97d3936900ec01b5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:34.306828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028435/manifest.jsonobserved 238b144fa0892c66d7f91a2d1ea9aad2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:34.274998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028435/publication.mdobserved 7303e77028a54600563365d7fba65773...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:34.257173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028435/publication.txtobserved d70b4ea8dbe077610994eee989679f63...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. |
|---|