OT-2026-000021795
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000021795) never changes.
Identity and time
| Publication number | OT-2026-000021795 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7af6-b7a1-f4cfd6ebb3e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021795 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ae03f0935d248972b1f2af8ae3f09d1b7a8ca73f1e5f20572c2cfa3b2d979ef |
|---|---|
| Markdown | b8b6f373022b50cd32b5e6a1401265c4b0faf8f676adf117cc48ab18e9953086 |
| Publication page | 5042c0a050ce053ec92bea42898b602d1b408ef921e12dc27ab0315de2ff2333 |
| Manifest | 7bf54449840b96e4bbf79c514a7a4dbe5903cd415b248ad7765015fda2c4553a |
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 | PCluciACZvBsDx5wcbrFC+rNtMrzkcMggBXRxrSS16THmUXj/ci3fpoVkP7QNp+bPyAHbFsG03fOPEc922AnBQ== |
| 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
| 2026-09-17T11:54:20.840239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021795observed 5042c0a050ce053ec92bea42898b602d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:20.821495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021795/manifest.jsonobserved 7bf54449840b96e4bbf79c514a7a4dbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:20.803737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021795/publication.mdobserved b8b6f373022b50cd32b5e6a1401265c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:20.786620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021795/publication.txtobserved 3ae03f0935d248972b1f2af8ae3f09d1...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. |
|---|