OT-2026-000012827
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, 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-2026-000012827) never changes.
Identity and time
| Publication number | OT-2026-000012827 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7c20-b283-4f8d90f22d1d · 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-2026-000012827 |
| Status | PUBLIC |
Content hashes
| Canonical text | da304a56134b578528af8b897ee3e5be8a11fff7598a281c8e135becce5b1a54 |
|---|---|
| Markdown | 395ee9fb95c369ee7522b99518409fb9eea7dd6f17e08de7182ffa64d8740b72 |
| Publication page | ce64f871816b6b7443b4f2eeba41a5c928a4fdb12157529bc665db616db16095 |
| Manifest | f93b6d73e46d9ef361e729b8a8a82eacdd41c21bcb5dd632d9c0750b035f2ee7 |
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 | ByGmv0aJETRHCEezWg1Y0qa9pwyhUYq7LkLcEC6WSfVYTSBpQlZjckreLfy6hcuGEFbNoy/TN91vZYwPHMWnCQ== |
| 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
| 2026-09-17T12:10:34.145264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012827observed ce64f871816b6b7443b4f2eeba41a5c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:34.126697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012827/manifest.jsonobserved f93b6d73e46d9ef361e729b8a8a82eac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:34.107542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012827/publication.mdobserved 395ee9fb95c369ee7522b99518409fb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:34.089755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012827/publication.txtobserved da304a56134b578528af8b897ee3e5be...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. |
|---|