OT-2026-000047715
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum 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-2026-000047715) never changes.
Identity and time
| Publication number | OT-2026-000047715 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c41f-7252-b562-2f0214704d28 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047715 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f2533cd40d240669a2e5d7adecd58f88ef90210ce2b31f58dfb6576f6eccd4a |
|---|---|
| Markdown | 6f342cb81b63e976f8951fce834c30a6367c8b26b57676aa0b777dffec818fee |
| Publication page | c40e160aee79814d153d9e770d356ec6301c5639b4b9aac790b5941281440b9b |
| Manifest | 20dfccb52b08b86e457c2b871f9c57432d2b442f2f4dd2a01b334626c6e9887d |
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 | pjWVlCPj6MR+1ycaz64/KXrc8HFXQtD3MHXp0PU4dlOYlnX7lQQKzLaD48lqkp4pGV6CNVZfCWm0cS8eFZSABA== |
| 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
| 2026-09-17T11:05:34.796136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047715observed c40e160aee79814d153d9e770d356ec6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:34.776649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047715/manifest.jsonobserved 20dfccb52b08b86e457c2b871f9c5743...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:34.757601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047715/publication.mdobserved 6f342cb81b63e976f8951fce834c30a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:34.739019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047715/publication.txtobserved 7f2533cd40d240669a2e5d7adecd58f8...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. |
|---|