OT-2026-000077191
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, 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-2026-000077191) never changes.
Identity and time
| Publication number | OT-2026-000077191 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-739e-b9bf-608029b8f0a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077191 |
| Status | PUBLIC |
Content hashes
| Canonical text | a95f493eeabd052551b1eba179bc151bc68665ad2ac4d3645af619c980ac27c4 |
|---|---|
| Markdown | f35527a1508e2bca5e91364971e6f33e2440fc82def5a91349b54cb1d53f1f9d |
| Publication page | c4a87d7f5bd2c86c82c837308a2178061313c08a63fe41e6b33b1add46ff5163 |
| Manifest | 94b0abf7ec6fa60b142430d202b20e02b5a4920ae069058c1dec5aee8f69415e |
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 | LX1fqxkU3fFr1qNfA85PqARleVQja/5MQH3s92z+EnYwAXIstLRKr7mme43rS3f2RADtBRTUX5qusfe/LWZfBg== |
| 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
| 2026-09-17T10:08:39.931347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077191observed c4a87d7f5bd2c86c82c837308a217806...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:39.912416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077191/manifest.jsonobserved 94b0abf7ec6fa60b142430d202b20e02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.894464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077191/publication.mdobserved f35527a1508e2bca5e91364971e6f33e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.873319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077191/publication.txtobserved a95f493eeabd052551b1eba179bc151b...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. |
|---|