OT-2026-000021168
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000021168) never changes.
Identity and time
| Publication number | OT-2026-000021168 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-72c1-b656-6c587b98644c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021168 |
| Status | PUBLIC |
Content hashes
| Canonical text | c69f1e784ba9dbd17114dd1002b20377cceb5aff44792c70379d065a4ab54d3c |
|---|---|
| Markdown | ae04f4e2859daf8e7dde4e3ef666a652cf87870eeb1784cab0c6c2c43118af5e |
| Publication page | 60b258e8a62154e9d34fcbf0914d1f5ba4d4ab9b3a9cb7db7d66b392d8574d55 |
| Manifest | ba4e16945c0d70ef9240bcebed2ec0dffc02169fc7ab3b9c2d9d3a2c87e0f951 |
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 | 7dIMq3D3XBP+DczFqXTRHum5pJSy70/4Y8WqqH7fciXPggBdE2gaWWcl24wGI/NkmSz93rSEG6PVNIkBl+mrBA== |
| 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
| 2026-09-17T11:54:56.380013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021168observed 60b258e8a62154e9d34fcbf0914d1f5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:56.360171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021168/manifest.jsonobserved ba4e16945c0d70ef9240bcebed2ec0df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:56.338263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021168/publication.mdobserved ae04f4e2859daf8e7dde4e3ef666a652...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:56.311920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021168/publication.txtobserved c69f1e784ba9dbd17114dd1002b20377...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. |
|---|