OT-2026-000028087
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000028087) never changes.
Identity and time
| Publication number | OT-2026-000028087 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7b5b-9832-c9730132bcaa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028087 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9bf2a08d90b50e2ad8f74d582b84d5dbd8501d1451c4ef69b410fd6b546a247 |
|---|---|
| Markdown | 6de8b174ec41e746a0941c42f6374296542075f0707f1a79964ab66bdbec65d7 |
| Publication page | d8b315d4746541535a620f629aeec1857bb933be1a2b0e447cbbb9abdf82d7eb |
| Manifest | f97db90244289e050e5a6d4fcdbdef9a43f219bf13a6f42e8d8b2faeac4e9ad2 |
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 | 46RBzKaTvk1bP5LnhHRrJYwv5T5+TgMXdROCrGseMGFmGvPc4EOXtQi2KFMD8GeJKLjmZciOOGOSJzdPyHmKAg== |
| 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
| 2026-09-17T11:42:25.737331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028087observed d8b315d4746541535a620f629aeec185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:25.720602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028087/manifest.jsonobserved f97db90244289e050e5a6d4fcdbdef9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:25.702866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028087/publication.mdobserved 6de8b174ec41e746a0941c42f6374296...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:25.684665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028087/publication.txtobserved b9bf2a08d90b50e2ad8f74d582b84d5d...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. |
|---|