OT-2026-000028527
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, three 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-2026-000028527) never changes.
Identity and time
| Publication number | OT-2026-000028527 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7615-ac65-828ab421c785 · 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-2026-000028527 |
| Status | PUBLIC |
Content hashes
| Canonical text | d0946ac0d07363df61cf31426dfd89fe0e388bb513b8b949c25db9a4430cdfe1 |
|---|---|
| Markdown | fbf7e569cf0af12f10fe279ba8ccba97ae104936e6ef63aa3381023d781716b8 |
| Publication page | 47a9d708ba64d621e793d2ff1becc8697ea36085e1d150fa6e4a4d670c868dfd |
| Manifest | 63f98353f54ef01efbc1fd033e3b5b075f6a0d942f2c7a1e2e40e8fa34525346 |
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 | dDcLas5AZirPNu5/MOsTzQA5yTowt28T1ex0s26UfOO1RRW3jl4WzkM9D8wco5HegIxLRABngsN8/kEk1E5QCQ== |
| 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
| 2026-09-17T11:40:47.943900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028527observed 47a9d708ba64d621e793d2ff1becc869...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:47.925610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028527/manifest.jsonobserved 63f98353f54ef01efbc1fd033e3b5b07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:47.907806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028527/publication.mdobserved fbf7e569cf0af12f10fe279ba8ccba97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:47.889516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028527/publication.txtobserved d0946ac0d07363df61cf31426dfd89fe...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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