OT-2026-000018730
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000018730) never changes.
Identity and time
| Publication number | OT-2026-000018730 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-71ab-ab98-02acc8db66b9 · 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-2026-000018730 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f58f6522a2d741fe2b574b0774938f8e7a6fd569c55f603a6b7cad712aee6e1 |
|---|---|
| Markdown | 2e7c2f8f88672084cbacbabebddb600de197b57d9eb6476202d86f0ad5083f37 |
| Publication page | 480b8ca317bed01e3d26c7f8a486ecbd4fa5d85ad016d61b4e2354388412b758 |
| Manifest | ea7a7561b601563596ce2312230a2e959d801a780c0e28da26c7d4ae3f78bb22 |
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 | dEbCMn4tAtkHGKcnutZNJlG45IWb/JPdgJgl4oCz8D4ny+gFPDjSjU42vUeBANQbXUaTS3EE3p42Qj3j5hN7Cg== |
| 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
| 2026-09-17T11:59:20.313328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018730observed 480b8ca317bed01e3d26c7f8a486ecbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:20.291794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018730/manifest.jsonobserved ea7a7561b601563596ce2312230a2e95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:20.272878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018730/publication.mdobserved 2e7c2f8f88672084cbacbabebddb600d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:20.254890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018730/publication.txtobserved 5f58f6522a2d741fe2b574b0774938f8...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. |
|---|