OT-2026-000031816
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down
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-2026-000031816) never changes.
Identity and time
| Publication number | OT-2026-000031816 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-70f3-ac9c-4c3929375b0a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031816 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77e60b56f8ba1cf295f0d92f2468eb09f9da069a34233a4bb6f472a297590804 |
|---|---|
| Markdown | 33478fbd0e25623f038782f952888bbaec9f53544efdfb4bdb907f7409acea68 |
| Publication page | 52e2474af5fc273125afd9e0de5e85ac0853d30abb3228398fb059e6d25c2074 |
| Manifest | 16e3d1e9e3b1f64eefe4f42283231847dc2556870f8c5e55ab70012490f2c944 |
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 | 22U3TaJ/fIfd/gWZUnp/0ITfVR29om0w0DDyce9EjPxHzkGYEWkSa3pVGwBumVPLCrhRSwptXAU2uApIw1X0Bg== |
| 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
| 2026-09-17T11:34:58.668979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031816observed 52e2474af5fc273125afd9e0de5e85ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:58.643346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031816/manifest.jsonobserved 16e3d1e9e3b1f64eefe4f42283231847...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:58.616314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031816/publication.mdobserved 33478fbd0e25623f038782f952888bba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:58.593530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031816/publication.txtobserved 77e60b56f8ba1cf295f0d92f2468eb09...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. |
|---|