OT-2026-000028662
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000028662) never changes.
Identity and time
| Publication number | OT-2026-000028662 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7c6d-a4c5-b5d5c756d181 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028662 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25ff1b48deec7121db5801394febda9d456c91b1b065c27c90134a89eb1fb502 |
|---|---|
| Markdown | ec1d90c3783436938adfb9053b312b6cfc901b880a1659c7c675c723f1a2b0af |
| Publication page | 7fd58b34ecef33ef49e7d86fea1d67fe77b91cec33e1d6fb91d70c2b17c92c9c |
| Manifest | 6d6793c380f72ea6e13393c09fe26db7541dbf9833936ad780f8ba2d28f0a322 |
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 | qcqZqVz/fZxa6HdvuWfEPwz5XiEFV+rYJ3d2FaStOrZP/JYmjbX9JOPosRyUFoYzHyb7Dskn68ECMCNylccWCg== |
| 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
| 2026-09-17T11:41:32.569628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028662observed 7fd58b34ecef33ef49e7d86fea1d67fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:32.547526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028662/manifest.jsonobserved 6d6793c380f72ea6e13393c09fe26db7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:32.529837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028662/publication.mdobserved ec1d90c3783436938adfb9053b312b6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:32.510971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028662/publication.txtobserved 25ff1b48deec7121db5801394febda9d...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. |
|---|