OT-2026-000028852
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000028852) never changes.
Identity and time
| Publication number | OT-2026-000028852 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-746c-bcd9-bafbd2a969f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028852 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5510cc6497f5ef92f27c59acaa5d7644d4bbc859ef25d2be07971b9692ed19b |
|---|---|
| Markdown | 63f435778e817c963d00db6cf016ade486d24b49adbf60b9ea9111b0901e0616 |
| Publication page | 16ee7a55aafd58d132a793c66f3009300ffdf65970a6771340dc0ee90c9c2a24 |
| Manifest | 616cbe4f6642b682c0e40b7304b5adc89ce37930b1d8b68811b16285f7b4dae7 |
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 | hhz1dO/1H0KUnaTxNQrxS9YJcz70aJSzQ09BOYGtno/Xzhbpicu4Jq2WKP0BcfYBbpYS3iZEf10s758sI7nHBQ== |
| 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
| 2026-09-17T08:20:09.195649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028852observed 16ee7a55aafd58d132a793c66f300930...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:09.180334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028852/manifest.jsonobserved 616cbe4f6642b682c0e40b7304b5adc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:09.013877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028852/publication.mdobserved 63f435778e817c963d00db6cf016ade4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:08.994776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028852/publication.txtobserved d5510cc6497f5ef92f27c59acaa5d764...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. |
|---|