OT-2026-000007638
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000007638) never changes.
Identity and time
| Publication number | OT-2026-000007638 · never reused |
|---|---|
| Internal UUID | 01a0ae62-76bd-759a-af74-453521a15290 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:23.688458Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007638 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1cb295188ec07c995a93d0b2be7e5e1de50ff87749814991dfc6fe3e1a4fc5fc |
|---|---|
| Markdown | aa370cd5d35891807a5d86ccff88b526c841f9c16de47757a2417e8244b91ed8 |
| Publication page | 18e844cbeb18349600e010d984eeab55d1747fbd7a5f432913fd31f09dd396c3 |
| Manifest | 673a923bf36974776a8fadd78304097fdc5bfd53e365b49ffa084b076ba8035b |
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 | r8ueoZ9HZeYo9oLb45gYeYuKk6YShS+8RZJr6I9fBAAHQVgDuvVuHGNOlyTqUsl8ULU61C4/uFB3vJ9M2+86Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:15.343704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007638observed 18e844cbeb18349600e010d984eeab55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:15.325478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007638/manifest.jsonobserved 673a923bf36974776a8fadd78304097f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:15.306962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007638/publication.mdobserved aa370cd5d35891807a5d86ccff88b526...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:15.289439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007638/publication.txtobserved 1cb295188ec07c995a93d0b2be7e5e1d...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. |
|---|