OT-2026-000011549
Publication integrity record
Two cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, vented 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-2026-000011549) never changes.
Identity and time
| Publication number | OT-2026-000011549 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-88ff-7f5e-9b10-a8b4eaefb5e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:23.703080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011549 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef78c0174a6aba6222b427dffa0d941054b5a5a0cb576a0eaafe6393aea18086 |
|---|---|
| Markdown | 209900bfc769785e4d0b70227ae67937a5ff831a46efa9d6d942798ecd9a0066 |
| Publication page | 69c0215b6651c9e284297728c59be8cb8d0caa1cd59582dafdc94851a614b47e |
| Manifest | 5cb8e27887d848fa92fc63ff58770b20f0889718be73b8c4091d9107a9f56e76 |
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 | QHaAgO/a61FGV1+oAL77PT4Ax2X/QP1r1DoPi2d4HSD/ba7afZxvjdRNZbsTEjK/p7zgC8+gWMfTmlI3dM2IBQ== |
| 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
| 2026-09-17T12:13:26.669566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011549observed 69c0215b6651c9e284297728c59be8cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:26.652330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011549/manifest.jsonobserved 5cb8e27887d848fa92fc63ff58770b20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:26.634376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011549/publication.mdobserved 209900bfc769785e4d0b70227ae67937...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:26.615268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011549/publication.txtobserved ef78c0174a6aba6222b427dffa0d9410...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. |
|---|