OT-2026-000068159
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000068159) never changes.
Identity and time
| Publication number | OT-2026-000068159 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4ff-7069-8fb2-10bea2521dbc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068159 |
| Status | PUBLIC |
Content hashes
| Canonical text | 744855c781862f9e2148224b4bfa18e660e64f7b10fbf94dbe7943a842e581a4 |
|---|---|
| Markdown | 0f2cd81d8c327886516c6e628001877af11dabdd8f294f72cf9f48c4eea5c152 |
| Publication page | 1633e744c34eb77c5516d569a5f00df37ed232c728d05b3a9d332a3529e3e54f |
| Manifest | 4f9940395e464177df88177736f80835d7df2bf08dfacfc1caa1d0274c49b0ff |
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 | mg/tHO2fBuRAg+n7mrvTATFwmgbfcojQExvnaqvzkfaW7Sr7SnoOsCct1JOGrW+S3sPCCXujRcTga7MVByntBA== |
| 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
| 2026-09-17T10:30:48.681615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068159observed 1633e744c34eb77c5516d569a5f00df3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:48.663815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068159/manifest.jsonobserved 4f9940395e464177df88177736f80835...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:48.646041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068159/publication.mdobserved 0f2cd81d8c327886516c6e628001877a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:48.627428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068159/publication.txtobserved 744855c781862f9e2148224b4bfa18e6...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. |
|---|