OT-2026-000028870
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000028870) never changes.
Identity and time
| Publication number | OT-2026-000028870 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7c3c-a55d-82add98d7e52 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028870 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9b4bbf8351f108df2aa4f9129cf097362709b1cf1ac9dd43f4107b95ef98458 |
|---|---|
| Markdown | daf8ba00f4e86e15a7e969bff310147aa01a307d84cf5c64a1c1dfe3498dc11c |
| Publication page | a41dcd16c2dc6d3c41c623d5e34f9b4f54a19e89714908e090572e5788f7251c |
| Manifest | 5550b7ff4e64219b69a96b91b5b386f038bef8f4813f8f6a2a13ef4901f027ac |
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 | L1d6HcGXao5DmtIg93hV0AWfMFWOXA44YLCeKjHUb8CWnlZfgIfeH6qpT96jZ8s1QTku5Wv1nG7hxqpJpSvqCg== |
| 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
| 2026-09-17T08:20:12.524401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028870observed a41dcd16c2dc6d3c41c623d5e34f9b4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:12.509565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028870/manifest.jsonobserved 5550b7ff4e64219b69a96b91b5b386f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:12.491751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028870/publication.mdobserved daf8ba00f4e86e15a7e969bff310147a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:12.474987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028870/publication.txtobserved f9b4bbf8351f108df2aa4f9129cf0973...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. |
|---|