OT-2026-000018029
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000018029) never changes.
Identity and time
| Publication number | OT-2026-000018029 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fc-7188-a8f9-a422f3359be0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018029 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a45ec7abf83d656b3f953f0c4f444d9b55af05e4421ee934c2f7679adfe1324 |
|---|---|
| Markdown | c5dbe18f5c98409ac69b4314d181ca0cb055d8d0c18bcf91c4e5cc8c197a2b1a |
| Publication page | 26636f6ef8c0639b44aeb10c0fb129d24ec8f855173d96c8def49428bcf07ea2 |
| Manifest | 4fd2ca7cef1376c9c2c8ae757f32586bb35db7bfe9bf56f9d475a0012a609b18 |
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 | 031DIMhyTfFcbT0dBIyawSMERA1F18fpbfeSTWch2GbbvcxyV2gSFH76F92Oz+7JeGfHAUpoSrerwgh+wVApAQ== |
| 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
| 2026-09-17T12:02:03.367301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018029observed 26636f6ef8c0639b44aeb10c0fb129d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:03.349722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018029/manifest.jsonobserved 4fd2ca7cef1376c9c2c8ae757f32586b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:03.331652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018029/publication.mdobserved c5dbe18f5c98409ac69b4314d181ca0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:03.313696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018029/publication.txtobserved 7a45ec7abf83d656b3f953f0c4f444d9...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. |
|---|