OT-2026-000028594
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum 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-2026-000028594) never changes.
Identity and time
| Publication number | OT-2026-000028594 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7103-804b-87b513335f05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028594 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4316e3d64b1855a7ec3412b040ca9141f0a570687b30a3f6dee1a418695cf67 |
|---|---|
| Markdown | 4ffca3f0b75e926c33b45a71f1fe2a3c15023673c0a4696b2f70fa5221bf1ab5 |
| Publication page | 0679963eb98e8ffedaf1edf53a0f9aea92173f0d525c76fd088661b2fde6fae8 |
| Manifest | 6afcf8bd920055e7e279b3a6fb763033364e75c99ffdf7645cd283e7e96d3602 |
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 | OZYdeiBCbBbRBe2/I9sOZGxc4sixHLke1sV8OWmxFVQkdV9FIFJcZm9vMauG1j/tVOZfp7GWi8a5UP6LrEbxBg== |
| 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
| 2026-09-17T11:41:26.927840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028594observed 0679963eb98e8ffedaf1edf53a0f9aea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:26.907427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028594/manifest.jsonobserved 6afcf8bd920055e7e279b3a6fb763033...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:26.886983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028594/publication.mdobserved 4ffca3f0b75e926c33b45a71f1fe2a3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:26.867752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028594/publication.txtobserved a4316e3d64b1855a7ec3412b040ca914...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. |
|---|