OT-2026-000090451
Publication integrity record
Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, sustained 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-2026-000090451) never changes.
Identity and time
| Publication number | OT-2026-000090451 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7928-b344-50f2c9e8bbb5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090451 |
| Status | PUBLIC |
Content hashes
| Canonical text | 605d6e4310646e7b7a52bcc8d567cc8df277e23e5edf15db70b808464061b9f7 |
|---|---|
| Markdown | bcbed345b2cce639f8aac1c4237d734d980eef5677e93a54110bffd4ce7b7787 |
| Publication page | 8c94a0a3526415382448c719ba54c508af6df7ce718fdbc2d54c2f64bed3f159 |
| Manifest | 2ce995f0cbb74c5d1377b87c20017db170ef0c12d0a4a45eccffb76cc3b21b2f |
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 | lioniG1/WrKwnyh9nO02VlUsDuXim5fQLGqsG2knomUcUkA8LyqxIZJjuYObBHm4iO2gWqw1EqWyPpDwbJ5FCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:34.423841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090451observed 8c94a0a3526415382448c719ba54c508...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:34.407475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090451/manifest.jsonobserved 2ce995f0cbb74c5d1377b87c20017db1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:34.390562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090451/publication.mdobserved bcbed345b2cce639f8aac1c4237d734d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:34.372898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090451/publication.txtobserved 605d6e4310646e7b7a52bcc8d567cc8d...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. |
|---|