OT-2026-000074739
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold 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-2026-000074739) never changes.
Identity and time
| Publication number | OT-2026-000074739 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-732e-998a-2eb97b5b8542 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074739 |
| Status | PUBLIC |
Content hashes
| Canonical text | f7cb55206a19843a1cb00ce58255b5ed95821089e52e8f4a7efa57efb9e1806a |
|---|---|
| Markdown | 9f6c40a0cd3d77b0cc090df596e0420d2a510b36cc9cb403a8263414f94cf788 |
| Publication page | 5a28025be1157e5284dd1699cea2eb20f8581abb75ecc4255bb76f81d13f5d9d |
| Manifest | ccc6f5ab60359d89be6a8be9bfcdaf83da4d3faaf7bf99869b6c79892fe5eea5 |
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 | HMpm0rtv1lNPbCmhOlOJ6hSI+fly21bP4Jo0m+WW4CgpuOsXSiE/wdPIV9cGMxedcVUHE7xKFMIPFEqvmVg1DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:18:20.540177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074739observed 5a28025be1157e5284dd1699cea2eb20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:20.520872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074739/manifest.jsonobserved ccc6f5ab60359d89be6a8be9bfcdaf83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:20.500961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074739/publication.mdobserved 9f6c40a0cd3d77b0cc090df596e0420d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:20.482076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074739/publication.txtobserved f7cb55206a19843a1cb00ce58255b5ed...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. |
|---|