OT-2026-000078541
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000078541) never changes.
Identity and time
| Publication number | OT-2026-000078541 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c29-7ba8-94ac-ac9d8da5b979 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078541 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3173fce4c80f686109fbfffb7005098c557b8f19251a854b02cf4c3ac2662a89 |
|---|---|
| Markdown | d37f98385ce95e1537e2b2c4a6e7067e67e78e3bb3293e7096c54c27487b5547 |
| Publication page | b8d855efdde95296c63ab9863ad08cdc80ff80cbfe95dbc4f22d5654422e055b |
| Manifest | d1c052100a92182c782b69993b514421bd4c0bbee988c0257efc0c47c29d35a1 |
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 | dPfRSkhaUKPmQ59rIR+6mRznpuTPyIMqBADn+ehSZRo0AzKq+zU7reeHojK6MCnBCjNVjCdcYxjRmUQvp71BCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:06:33.685349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078541observed b8d855efdde95296c63ab9863ad08cdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:33.668828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078541/manifest.jsonobserved d1c052100a92182c782b69993b514421...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:33.651601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078541/publication.mdobserved d37f98385ce95e1537e2b2c4a6e7067e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:33.633272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078541/publication.txtobserved 3173fce4c80f686109fbfffb7005098c...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. |
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