OT-2026-000042152
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000042152) never changes.
Identity and time
| Publication number | OT-2026-000042152 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-7c59-a3b8-90fe40f1df38 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042152 |
| Status | PUBLIC |
Content hashes
| Canonical text | fbf0e3b90cf2fec4a835d7d891ad55a310a2d5d6fe19208c8388528dece3d73d |
|---|---|
| Markdown | b80e39dad5543d5d9c5f28e1a4c0a1146f65efd21d02bb1e7b2cf393d6c65a53 |
| Publication page | a9cc7f1cf35e4ab5e87f450af94293eb55c5338fad7164ac67fa4e177d5541bd |
| Manifest | 9a9731e2538c5f9b0dc8af9292078acc9bfd5c001d253621fd3f26e92e603a53 |
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 | rN7tAWihImUHakMod2skW3SmiiiCbHoI8qU+zzsJQ27nMRSFiPFRGQ8f7AeAnQr9fF5qUucgG1riqMLrJLkiBQ== |
| 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
| 2026-09-17T11:15:42.410319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042152observed a9cc7f1cf35e4ab5e87f450af94293eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:42.391393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042152/manifest.jsonobserved 9a9731e2538c5f9b0dc8af9292078acc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:42.372167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042152/publication.mdobserved b80e39dad5543d5d9c5f28e1a4c0a114...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:42.352889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042152/publication.txtobserved fbf0e3b90cf2fec4a835d7d891ad55a3...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. |
|---|