OT-2026-000091805
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000091805) never changes.
Identity and time
| Publication number | OT-2026-000091805 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-7b19-96ad-c3a3bfe10cb8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091805 |
| Status | PUBLIC |
Content hashes
| Canonical text | 057978ab38429b7f44b208dcc330605d13b9cef35780de132bc9b8c411832804 |
|---|---|
| Markdown | be69d72515eb2a9d040203134831194657a5df88d129289e8e66f57ca3631d3d |
| Publication page | 34417dae5fc370309a9c8a22831bc626d3a6c4e01a674049138614feb713678c |
| Manifest | b984708f6d25be6de89a116ab0ca1a1f0fd320969f167f2e013a357bfe8ee1d6 |
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 | YnMvBjBU56Q3o63SzVwE2+u99GXrm58X9m61i4aWyZE1w6ldjNKwB7CMKSvUpuDUyGLfKPLjCkPXkra5rVewDQ== |
| 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
| 2026-09-17T09:42:42.424397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091805observed 34417dae5fc370309a9c8a22831bc626...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:42.405097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091805/manifest.jsonobserved b984708f6d25be6de89a116ab0ca1a1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:42.387343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091805/publication.mdobserved be69d72515eb2a9d0402031348311946...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:42.354288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091805/publication.txtobserved 057978ab38429b7f44b208dcc330605d...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. |
|---|