OT-2026-000004100
Publication integrity record
Vacuum cup gripper, two outlet manifold, ejector fed, pressure verified, contact triggered on the face
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-2026-000004100) never changes.
Identity and time
| Publication number | OT-2026-000004100 · never reused |
|---|---|
| Internal UUID | 01a0a90e-b0fe-7a91-820d-55389e4f7fc6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:47.457386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004100 |
| Status | PUBLIC |
Content hashes
| Canonical text | af2940945e7b939358eb0110b8775c9d92306d96915dfdcca049c85ae598cd11 |
|---|---|
| Markdown | 7a00bc77df99caaf2b9fc85f46b9a9c6d093dfecdb3a54c5820d24d366357f2b |
| Publication page | 032c79939a75df4e068f0f4e3151fb541b779dc0f8108f16bd217532455c6a46 |
| Manifest | 99ee3a0216e3935089f2d8a38df19312f4c52d156a674407a1e8019f3fb3f383 |
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 | zDqK/ecm1r0dhCwxA17W6s5MJxYef1hV8qXLF1FAt74UcDUw+Al1WmNM2Qn4G+6Fu8eiHPI1YiKQ+qDz/8rtAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:36.476365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004100observed 032c79939a75df4e068f0f4e3151fb54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:36.463143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004100/manifest.jsonobserved 99ee3a0216e3935089f2d8a38df19312...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:36.449662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004100/publication.mdobserved 7a00bc77df99caaf2b9fc85f46b9a9c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:36.436298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004100/publication.txtobserved af2940945e7b939358eb0110b8775c9d...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. |
|---|