OT-2026-000013273
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000013273) never changes.
Identity and time
| Publication number | OT-2026-000013273 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc9-7da6-955a-d662d2482fa2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013273 |
| Status | PUBLIC |
Content hashes
| Canonical text | de3cf027a9ea17b419b92c0249afaf98610304b4f72df20d77b759860f89b55d |
|---|---|
| Markdown | feb53bf12e971e8496e6b4ad08e517ec4758e6eca4ca429a2e189afd69a84cf8 |
| Publication page | 4f010af9694ca36fb3adfc90ed70cd2c0a19ca92e5f3020c06dc25dc41b35556 |
| Manifest | c83682a4e894cb32fa4debd2226b7060cca8fe12534abbd81bd1c44cd451fce1 |
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 | M8nzQOEsHnDIfZlK6Jd1S/E4Qsk8ImXz4tioIopCAuxANHL5LzfoNcehZ3K4KO04KTnWN80rkTZg24JEYeS/Ag== |
| 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
| 2026-09-17T12:09:41.210376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013273observed 4f010af9694ca36fb3adfc90ed70cd2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:41.190801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013273/manifest.jsonobserved c83682a4e894cb32fa4debd2226b7060...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:41.170954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013273/publication.mdobserved feb53bf12e971e8496e6b4ad08e517ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:41.150304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013273/publication.txtobserved de3cf027a9ea17b419b92c0249afaf98...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. |
|---|