OT-2026-000048207
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-2026-000048207) never changes.
Identity and time
| Publication number | OT-2026-000048207 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7e9a-adc5-79c4a0a22141 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048207 |
| Status | PUBLIC |
Content hashes
| Canonical text | c46bf43b99d3ee6b4c5de4a95bbc2ca309f3de41e11e4e77bfdaa4fc0156a1d9 |
|---|---|
| Markdown | a9ad08d62d96ff68007ae656d6eaa6bc8246c9f6ea2df1d71bb5d5a8003b9b69 |
| Publication page | b549c585b5cd2b2d11d5e0fd3adab90ab2f66392ad18a5dc6cdde8eb95110317 |
| Manifest | d2238c885e1133ece9d92b9184cd53069d15533d060d2706748e77c54be75e22 |
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 | 8OcscubreImtV2sEhm4ePrv+Au2EQDO0B3uiAhD9dtHcEnzib/8FrvjH0IpYDtqjwEqW1EXPgDwymSmxZUJlDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:04:45.271396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048207observed b549c585b5cd2b2d11d5e0fd3adab90a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:45.251108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048207/manifest.jsonobserved d2238c885e1133ece9d92b9184cd5306...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:45.231935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048207/publication.mdobserved a9ad08d62d96ff68007ae656d6eaa6bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:45.209683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048207/publication.txtobserved c46bf43b99d3ee6b4c5de4a95bbc2ca3...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. |
|---|