OT-2026-000089423
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two 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-2026-000089423) never changes.
Identity and time
| Publication number | OT-2026-000089423 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-7257-a841-400ad269fbbc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089423 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c68444b25f7d159c75a2b2cd0edc95183eea000e004abda37bd6be29c4726df |
|---|---|
| Markdown | 3743549e15b2d1ec3394cce21d12c164837fd7f32b247e57e239cf655a3055ae |
| Publication page | f2b30d9362d7a6cb80d921941c4b40e3bea7d72e082f6762f3e88803ededf62f |
| Manifest | 729de723c805aca5a3a00f93abd5c5ef5a26595c6d27c7cf6dbe7a7ad8d16516 |
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 | yyWgAQANTK7TQ55K3ABbKFJJ12qcMkrO2waA+xjNILtiI3D15eGfV238MlqAeXTxO2dHQPTMDcg6ajEeERJYDA== |
| 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
| 2026-09-17T09:47:33.982877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089423observed f2b30d9362d7a6cb80d921941c4b40e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:33.964041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089423/manifest.jsonobserved 729de723c805aca5a3a00f93abd5c5ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:33.947014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089423/publication.mdobserved 3743549e15b2d1ec3394cce21d12c164...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:33.928410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089423/publication.txtobserved 5c68444b25f7d159c75a2b2cd0edc951...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. |
|---|