OT-2026-000028253
Publication integrity record
Three cup vacuum gripper, three 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-2026-000028253) never changes.
Identity and time
| Publication number | OT-2026-000028253 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f4-7464-9d1f-e86fea97997f · 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-2026-000028253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61b9e8e0173daf0aeb374f782a8b0bb5c876f6b3bc642f680cd983dc3a7794a1 |
|---|---|
| Markdown | 072c4d606eb9fa2a34e0925ec116f07bb9f701a5bdeafc67e192ef40eb72061d |
| Publication page | e1481278e1be8fc329c2811681e8e02c88d9132fe23423a1691caa04dfa90ccc |
| Manifest | ae3505d6ce92b86383edf5ec3596c798720e31c69397c1362c467cf39062266b |
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 | km8zknuM/khdQFR988uOzdrsMdpUFfKoRzPY99Ni7TVt1pazb/25laGdho8uJyn4+QUsM9vNrDtjoZaGz/CyDA== |
| 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
| 2026-09-17T11:40:07.481807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028253observed e1481278e1be8fc329c2811681e8e02c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:07.464869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028253/manifest.jsonobserved ae3505d6ce92b86383edf5ec3596c798...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:07.446802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028253/publication.mdobserved 072c4d606eb9fa2a34e0925ec116f07b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:07.429276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028253/publication.txtobserved 61b9e8e0173daf0aeb374f782a8b0bb5...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. |
|---|