OT-2026-000044840
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two 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-2026-000044840) never changes.
Identity and time
| Publication number | OT-2026-000044840 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911b-764c-8930-3b9157e351d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044840 |
| Status | PUBLIC |
Content hashes
| Canonical text | ebf22293685ddaa73530df7903778b12676aea43a282b99eec509a5f28f60926 |
|---|---|
| Markdown | 8c5e90fed2c62c463a395fa2d3dc81049bf15d1733463fda8902178e6076afc5 |
| Publication page | 17552438ba07a9af38fd0c1ac24fec7f745ee673a61ceba82ceb28b4a4a9a33c |
| Manifest | 7e86e617fb8c94f978a9654588fd9d0028d77d0958049ee784c7e6f0a5de27d3 |
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 | DyoAWgP3AKZnQpU8A6MBNqln3Eq4J+1iSnKf0HtkRDKvlh4FKIKbqGRa0tOAEk7seh/65rJslGSjGHWKHPgaAA== |
| 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
| 2026-09-17T11:11:28.930169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044840observed 17552438ba07a9af38fd0c1ac24fec7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:28.911842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044840/manifest.jsonobserved 7e86e617fb8c94f978a9654588fd9d00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:28.892755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044840/publication.mdobserved 8c5e90fed2c62c463a395fa2d3dc8104...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:28.872963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044840/publication.txtobserved ebf22293685ddaa73530df7903778b12...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. |
|---|