OT-2026-000090398
Publication integrity record
Three cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000090398) never changes.
Identity and time
| Publication number | OT-2026-000090398 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-741b-b45d-fc389dfd0d18 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090398 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c4b7fc29db1f6338abe9807a833fcc9b03809b91733ec84813e4fda833fd113 |
|---|---|
| Markdown | 077ec88af7f9e69f8d8a32a7b7dfbe4bfee708607a80a45f40ec75dd1495a470 |
| Publication page | 4b0c0fa41a3e4d5c2998cc0da0a100a8db706f8ee8edb41297a77e935f36ef23 |
| Manifest | 3d841db099dd47c2bd95adeabf08de45e654daaa19875363f49f4788aaa87731 |
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 | oQUSYi+AmZEMFiNKqtYMJBy90jaHUhTP/zI3KwKWYUe4hCcJFWi4j6HqujDPBTTJ3sV5wNq3oSJWchIL9J8lBg== |
| 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
| 2026-09-17T09:44:30.546808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090398observed 4b0c0fa41a3e4d5c2998cc0da0a100a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:30.528165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090398/manifest.jsonobserved 3d841db099dd47c2bd95adeabf08de45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.509464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090398/publication.mdobserved 077ec88af7f9e69f8d8a32a7b7dfbe4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.491412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090398/publication.txtobserved 2c4b7fc29db1f6338abe9807a833fcc9...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. |
|---|