OT-2026-000043028
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000043028) never changes.
Identity and time
| Publication number | OT-2026-000043028 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3278-7bd9-a171-452cef7d7093 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043028 |
| Status | PUBLIC |
Content hashes
| Canonical text | 677ba176cec6c78e08998e29d25a428a3fdc523299c5785a846b17974dc4c3a0 |
|---|---|
| Markdown | 767924578c2db26c1e9ea1be1fe5c3d5ebaccbccea7a11d6692d2432020bd4ff |
| Publication page | a736db70aec0fc6817a52d8e05049170e8dc5a1641303ce0c3038a3445ae3ec1 |
| Manifest | 2eca346a68e1680391ea7b0c76b733f1b43f6d0669516c91ebace509d8074a5a |
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 | +dPmu5hy9usSI5oPEQOKdZads5prJ5G8NkvmvTHiBydWfG5OY5SPX/mo4yYreaFu8fDdt8HYicc50o8Z5Im4CA== |
| 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
| 2026-09-17T11:13:20.716721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043028observed a736db70aec0fc6817a52d8e05049170...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:20.697327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043028/manifest.jsonobserved 2eca346a68e1680391ea7b0c76b733f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:20.679476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043028/publication.mdobserved 767924578c2db26c1e9ea1be1fe5c3d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:20.659949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043028/publication.txtobserved 677ba176cec6c78e08998e29d25a428a...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. |
|---|