OT-2026-000005790
Publication integrity record
Vacuum cup gripper, per zone isolation, pump fed, vented after set down, silicone cups
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-2026-000005790) never changes.
Identity and time
| Publication number | OT-2026-000005790 · never reused |
|---|---|
| Internal UUID | 01a0a944-f874-7245-81ec-788b5c577bd8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:11:04.695053Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005790 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f7ee6ef41077a7b1ae807e0acb3c0652efc61f52678f97d01bd37555dc32efb |
|---|---|
| Markdown | 5e443fd21c9da6cdd1e8ceeb96bf3b9baf6eb8e45c358fd41087b9b678084769 |
| Publication page | e3a5dd31e08bf16845d25937e3a7e5f45c43fb07c00f72c958ad9bda5f064787 |
| Manifest | 1678b43da0d0116d5a6461f36e2f5571023e392a671965bf4a06e082597d392d |
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 | esSFaCwDPzmYWj8THfpAYdto0EE2NDvYTbUjhWb3yyph0+6nEV/JNriu4HlWNuQcyUKl42G+xd9/OWgC4b5MAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:32.667993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005790observed e3a5dd31e08bf16845d25937e3a7e5f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:32.656154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005790/manifest.jsonobserved 1678b43da0d0116d5a6461f36e2f5571...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:32.641966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005790/publication.mdobserved 5e443fd21c9da6cdd1e8ceeb96bf3b9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:32.625413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005790/publication.txtobserved 6f7ee6ef41077a7b1ae807e0acb3c065...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. |
|---|