OT-2026-000028402
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000028402) never changes.
Identity and time
| Publication number | OT-2026-000028402 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7f76-91c6-45bae93cd7eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028402 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a098c1e468bf71379de47b19aa7d3c22f30cee5ab4f24bacb866766513b68b0 |
|---|---|
| Markdown | 1cdbc558225240e16105a4d457149dfce57bb73c82c3baf7db10df3f880e2abb |
| Publication page | 2a9305e327f2c93ab2851a9dfc5120b19e8f32f8cb352e6f1baaa1115951274c |
| Manifest | 8a27a701d3df2bc8897f0b90ef0cf4b22c6d4cf2d6d2dc81b1406a11f058315a |
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 | RAl0BZY9LKOhrLId0OepsSsmuxrQ+IibWnPnd6pFIHVKJEoV0JllXq/Q/qBauU5aIOjppq4yV/sQmzsfyw/DBg== |
| 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
| 2026-09-17T11:40:31.848440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028402observed 2a9305e327f2c93ab2851a9dfc5120b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:31.831711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028402/manifest.jsonobserved 8a27a701d3df2bc8897f0b90ef0cf4b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.812507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028402/publication.mdobserved 1cdbc558225240e16105a4d457149dfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.795141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028402/publication.txtobserved 3a098c1e468bf71379de47b19aa7d3c2...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. |
|---|