OT-2026-000090847
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090847) never changes.
Identity and time
| Publication number | OT-2026-000090847 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7eeb-bfbd-bb58fe1df830 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090847 |
| Status | PUBLIC |
Content hashes
| Canonical text | e02fc191f636b446fcd99a366e9c0af906b7d7a0815eb790be582892f689c41f |
|---|---|
| Markdown | 8435ea4552e17567fe3e26e4a218f208beb916f9bd3ccf639d0fbf41fef7e07c |
| Publication page | b8c2b06e2b2753a919f8d969aea775a594909cc6f12dd412d5ed0d661a09845d |
| Manifest | 9920da77f28a78da98220b99164752fbdd22abb8d6166158e34f963c28936137 |
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 | t7ZRT3EKs5eC52wakluocGMsTri5K4fEA2fzwZ+2Zjv2gi7EGOaAvarQ3FUFi8Gabie2lSafiMFtI6vb5Y64Bg== |
| 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
| 2026-09-17T09:44:02.031551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090847observed b8c2b06e2b2753a919f8d969aea775a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:02.015481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090847/manifest.jsonobserved 9920da77f28a78da98220b99164752fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:01.998699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090847/publication.mdobserved 8435ea4552e17567fe3e26e4a218f208...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:01.981209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090847/publication.txtobserved e02fc191f636b446fcd99a366e9c0af9...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. |
|---|