OT-2026-000072819
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line 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-2026-000072819) never changes.
Identity and time
| Publication number | OT-2026-000072819 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-7201-a667-6e9e2968492b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072819 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3693865966d47fd092df14ea8f195e0c7a8cbf3993cfe4f37316c1c4c79c2fd |
|---|---|
| Markdown | 8cae5fdaf15bd1d254e9977fc7544cbdbe17e677093aba228b6b4170741bf5c2 |
| Publication page | 81e9c3a4c50ba992be8cebe9adb1ec9965d36ade248636bd5d3c9ba1e00f412a |
| Manifest | dcd882bf067d35d0f9e1a60420a3c58f4e2781e48cc8cc0305a7961b07925216 |
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 | lPpcHCh1fwCBgoGt3zApVGRT0c1SRwx1vCmL1KJbgEReREuv2MK1YZCppRLHxpd3p5qbjlzmaSZBnGq2IJR/AA== |
| 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
| 2026-09-17T10:22:44.255203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072819observed 81e9c3a4c50ba992be8cebe9adb1ec99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:44.238307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072819/manifest.jsonobserved dcd882bf067d35d0f9e1a60420a3c58f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:44.221802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072819/publication.mdobserved 8cae5fdaf15bd1d254e9977fc7544cbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:44.205409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072819/publication.txtobserved a3693865966d47fd092df14ea8f195e0...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. |
|---|