OT-2026-000056687
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000056687) never changes.
Identity and time
| Publication number | OT-2026-000056687 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af6-7d43-88cc-a3eacfefe854 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056687 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbac834c846a1873174468663bf1f2f2d6f0110ed60fe57ddc999573cd9c6e0d |
|---|---|
| Markdown | 76d8dd04186fb4b7575972c600b67e1d8e53d236977bcdfe5261a3d6d9f5dd8a |
| Publication page | 88f745c7851af3e740de62f529fbd3839b8c5e8e473bb3651ec70e911fadaea5 |
| Manifest | 01843a9fd6886278fd4538f4ab012e59cc4540b0395ab920c60b81a5b8666e85 |
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 | ca+Vh4Mye2aLQQym+UN/ZhxqkAt5AENEB0g1ElN0omRWCQtjIgwtvaCgZxzU92W6QrqEkBp6xdnjSqyU6b8oAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:05.431251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056687observed 88f745c7851af3e740de62f529fbd383...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:05.415349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056687/manifest.jsonobserved 01843a9fd6886278fd4538f4ab012e59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:05.394252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056687/publication.mdobserved 76d8dd04186fb4b7575972c600b67e1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:05.375775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056687/publication.txtobserved cbac834c846a1873174468663bf1f2f2...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. |
|---|