OT-2026-000028654
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028654) never changes.
Identity and time
| Publication number | OT-2026-000028654 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7e20-a1ba-a7a16ae3eaeb · 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-2026-000028654 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5247d586eca3c152090acdb5b65f1c7741e8c257ebbcc1804370191bb72fdcea |
|---|---|
| Markdown | eeed4e28b5a3a1898a84af37ade2bd5ac7b02b9b9b346a051a89e0c8feeb4a4e |
| Publication page | c0ceaa202e0213482f04a6c56ffc0bccd823acabe496412e613fe12a3ccc5815 |
| Manifest | 8e0c6e646aa5728f7ea7a78834de84de7b037244ea23cb6401f10e1b6465fbeb |
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 | Sg6MwOLahBvGA9IdWYiwWZOqPJE1xhhZU8J/kp56SrLe4ndCQlS6pXSIsXJZb0rLnfkJYIcdeTWIJFLBxR5eDQ== |
| 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
| 2026-09-17T11:41:31.428232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028654observed c0ceaa202e0213482f04a6c56ffc0bcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:31.410630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028654/manifest.jsonobserved 8e0c6e646aa5728f7ea7a78834de84de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:31.391191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028654/publication.mdobserved eeed4e28b5a3a1898a84af37ade2bd5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:31.371613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028654/publication.txtobserved 5247d586eca3c152090acdb5b65f1c77...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. |
|---|