OT-2026-000012797
Publication integrity record
Single cup vacuum gripper, two stage ejector, pulsed 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-2026-000012797) never changes.
Identity and time
| Publication number | OT-2026-000012797 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7f2b-a8ab-715ba60af3e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012797 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c40ab9333683141c68e5796c4e316b8c77c35386ee6f00b6bd88f21bcac7f76 |
|---|---|
| Markdown | 28fa6358c51742eb746578aafb07e8036923e39dc7ddd257f7cad918a78c338b |
| Publication page | dfabef2e79a0ea4fbb7c8f816fab398db73e47de03fe63c564e9c97dda3bec8e |
| Manifest | 923b6916f0966096b237ffc842c51ec2dce99605a863dd79dfc34017b915d698 |
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 | r1Tk27Kb9ldW9w2L8/B19r/9h6BTk3gDEC3FmGjN0YhvFycSoq2fPdweffnw6/983UCPK3HtArsQWUfMkhPiBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:10:31.381200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012797observed dfabef2e79a0ea4fbb7c8f816fab398d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:31.361662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012797/manifest.jsonobserved 923b6916f0966096b237ffc842c51ec2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:31.339627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012797/publication.mdobserved 28fa6358c51742eb746578aafb07e803...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:31.319650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012797/publication.txtobserved 0c40ab9333683141c68e5796c4e316b8...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. |
|---|