OT-2026-000031477
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000031477) never changes.
Identity and time
| Publication number | OT-2026-000031477 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7c00-a78f-93002a794add · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031477 |
| Status | PUBLIC |
Content hashes
| Canonical text | be885f93bf75692884cb610a2d238c3b3d7517bd1cb5eee1bc96969c60820858 |
|---|---|
| Markdown | ab975c35618cf553f78ace93732c71f23a0450895d25b5655aad8eb67c9b2340 |
| Publication page | ce8f6be236f9f3ad16b25266ed0fb9283595a641c26d664b25f7d00f3f859f8f |
| Manifest | 7c41fac6bb7f392f947e501ae8e4748f5e4b851bded53237b24adb4abe4a15ec |
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 | B3P7DGsRfFHe8zEgJ4ZjXFG+ZfDB6qaoKP1IQ9s7+KlLny4YnrtJZEblOO6gZsWnYWIiszkajQE16A0tUQJ4BA== |
| 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
| 2026-09-17T11:36:12.649371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031477observed ce8f6be236f9f3ad16b25266ed0fb928...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:12.631136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031477/manifest.jsonobserved 7c41fac6bb7f392f947e501ae8e4748f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:12.612602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031477/publication.mdobserved ab975c35618cf553f78ace93732c71f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:12.595949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031477/publication.txtobserved be885f93bf75692884cb610a2d238c3b...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. |
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