OT-2026-000091046
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum 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-2026-000091046) never changes.
Identity and time
| Publication number | OT-2026-000091046 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-7c34-88aa-ad342f8a5d59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091046 |
| Status | PUBLIC |
Content hashes
| Canonical text | c199ac961dded8d4d7899d101f70cbd399fa3d024d35570eb3850dd362de59f0 |
|---|---|
| Markdown | 9bd4a3221a71f9d79c6ff214c569671b021d130393e9b5c793aafe1e696df62a |
| Publication page | 2ea705385f8b865dd20171e3f61ae54aa7aae657fcb4786c85a20ad916f95a3e |
| Manifest | 20c263f8ba51dd47b3c312aa0cf8875a89bc55f9b986ed0d4d8fedae7eb91316 |
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 | xttmldC+dvieYw/4aPDXRuAGQnjrGKGcd86mx9Bel4sMsbMJXCnDMf3c9+vyJsG4WQaTYjEAzbeXRWZrKNYMBA== |
| 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
| 2026-09-17T09:44:00.024316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091046observed 2ea705385f8b865dd20171e3f61ae54a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:00.004025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091046/manifest.jsonobserved 20c263f8ba51dd47b3c312aa0cf8875a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:59.984793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091046/publication.mdobserved 9bd4a3221a71f9d79c6ff214c569671b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:59.962909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091046/publication.txtobserved c199ac961dded8d4d7899d101f70cbd3...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. |
|---|