OT-2026-000040878
Publication integrity record
Foam pad vacuum gripper, pump fed, sustained 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-2026-000040878) never changes.
Identity and time
| Publication number | OT-2026-000040878 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d10-7415-9936-6c36ffdd6253 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040878 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e3fd2fda46f1bf1a7a75977163f0d1b40dd4021b530ca30217dc389428decce |
|---|---|
| Markdown | 22890d3247ab4105b6b705d914946eee7bb6aa018f607b4243a171642104eb36 |
| Publication page | 63d820cbe1f20ac1da9ebcdce4ef4737967f716162b25c0effb955b570626eb1 |
| Manifest | 5262427c08f8c6fa3c61e596cbf976d7c2069ae8fa98761a0b12717bcbe4a141 |
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 | noem8YkGtB4/yZVLXIa2lsPKX1Ts50XNKFUmYrBaMIzX/ktXn/MaITsl6deSBM+7ZuFhCZkfV4SQFcAt/xcNCQ== |
| 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
| 2026-09-17T11:20:14.266469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040878observed 63d820cbe1f20ac1da9ebcdce4ef4737...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:14.247774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040878/manifest.jsonobserved 5262427c08f8c6fa3c61e596cbf976d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:14.231532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040878/publication.mdobserved 22890d3247ab4105b6b705d914946eee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:14.211561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040878/publication.txtobserved 5e3fd2fda46f1bf1a7a75977163f0d1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:40.257506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040878observed 63d820cbe1f20ac1da9ebcdce4ef4737...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:40.238815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040878/manifest.jsonobserved 5262427c08f8c6fa3c61e596cbf976d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:40.220623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040878/publication.mdobserved 22890d3247ab4105b6b705d914946eee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:40.202774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040878/publication.txtobserved 5e3fd2fda46f1bf1a7a75977163f0d1b...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. |
|---|