OT-2026-000013716
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000013716) never changes.
Identity and time
| Publication number | OT-2026-000013716 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7bcb-bffe-00dd671cd55f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013716 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a95c6ffdddaf21232a8d2d1b13e6953c4337adeff504ec1551420d6cbbe74c3 |
|---|---|
| Markdown | 012c288df39bf340b40fab6e114b0796a7be6a9b775f9c20554d050af57348ec |
| Publication page | 995dd97d3d364c78f4d0262191b122fb77b8e20c004ac971d624132d6b561a15 |
| Manifest | 46d9fbd07cfdd8ca0fc3f9cbd9e9c5d5a25543903ec25588911147a6caf6bfd3 |
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 | 0A4ZOIryw1z8Ws2Hcf3w8vLm8nkKQU7Y1eB4lliYdpfr45YLL2uN8Qm90ckG2SuTUVuiWC4rIf3drzVm9u/bBg== |
| 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
| 2026-09-17T12:08:40.680557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013716observed 995dd97d3d364c78f4d0262191b122fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:40.660866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013716/manifest.jsonobserved 46d9fbd07cfdd8ca0fc3f9cbd9e9c5d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:40.641364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013716/publication.mdobserved 012c288df39bf340b40fab6e114b0796...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:40.622610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013716/publication.txtobserved 7a95c6ffdddaf21232a8d2d1b13e6953...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. |
|---|