OT-2026-000031277
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000031277) never changes.
Identity and time
| Publication number | OT-2026-000031277 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ac-78aa-876d-de66d5b53895 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031277 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe8a7c0a17ebd0243225e002489d72f348d8691e1e1ae103a3f833d7d8fab2c4 |
|---|---|
| Markdown | 88370b7514a080daea8e3512a3661260d4510e1356c02f311e24de90d16428a7 |
| Publication page | 364b7aeb5a7380a125eaed5048c4ab80717ab6bad9dfc6aa62db83bdbfefc879 |
| Manifest | 613b0f615080c6e6f53bdc70b79616e9edd49e66365b285e846961a9d326faaa |
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 | yd56wYHpPv5YQqPVLyCZNAuDqjWEbpd0XZntBv/V2BAReWsTIO5I/1t+9VW5VVUtnqrubFnaipN/sx2eV/QvCQ== |
| 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
| 2026-09-17T11:35:51.518436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031277observed 364b7aeb5a7380a125eaed5048c4ab80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:51.502520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031277/manifest.jsonobserved 613b0f615080c6e6f53bdc70b79616e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:51.475600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031277/publication.mdobserved 88370b7514a080daea8e3512a3661260...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:51.457396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031277/publication.txtobserved fe8a7c0a17ebd0243225e002489d72f3...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. |
|---|