OT-2026-000089883
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000089883) never changes.
Identity and time
| Publication number | OT-2026-000089883 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-764e-b52d-332896d60a54 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089883 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e19d08dd703f10c6b5ad1e6c745e855abd0cdc2eed6e506b4c3505bdd694a03 |
|---|---|
| Markdown | cab343686bbdfb39c0396a9393ec339d9e4177eb4291a5db8f44c65fea9f61f1 |
| Publication page | 6550458ac68bceba86c7caf00f0772892cf29d83fbc55a4ee093bbe1c414dbae |
| Manifest | ded143d198bfd6a8f89d3514c39330cdbe9467ce75653a89690437f883d425c0 |
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 | w2P1uC2ELGRUKgM5pSVGCmrMBu47I6OUwm7F+ToI3NrRyCVlPFwnHNayVolRknLQ5gO6ShAauXdahCfo0yDkAw== |
| 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
| 2026-09-17T09:45:08.727370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089883observed 6550458ac68bceba86c7caf00f077289...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:08.710241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089883/manifest.jsonobserved ded143d198bfd6a8f89d3514c39330cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:08.692032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089883/publication.mdobserved cab343686bbdfb39c0396a9393ec339d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:08.672949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089883/publication.txtobserved 1e19d08dd703f10c6b5ad1e6c745e855...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. |
|---|