OT-2026-000020719
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000020719) never changes.
Identity and time
| Publication number | OT-2026-000020719 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7913-adbb-aaf9abffe66a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020719 |
| Status | PUBLIC |
Content hashes
| Canonical text | bfb7f4fc2793a20b641da73f6bb3328abfd89cc0e6a0fef369abcdcc5c74a266 |
|---|---|
| Markdown | 5e09a4a6b45eeb677d13d41868d68c00b4c285dd3e93fac07f9d620432f7a1bc |
| Publication page | b52ba343f89a581c3251356c13add188d659a5cbf60c380084b724a03a59c7c3 |
| Manifest | 0a55d54f35e579db0a78719a78b42b55fdc74b3f003b18e7d6d9321822ccce5e |
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 | 96RDBUOA2/egM5td00Yu5c3ridPt77EC9uoadjLu09S1BQ1d7RdV9e3hj9HtqRRhWYAD7GTlHAcjY4zHZaGRDA== |
| 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
| 2026-09-17T11:55:46.488149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020719observed b52ba343f89a581c3251356c13add188...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:46.469661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020719/manifest.jsonobserved 0a55d54f35e579db0a78719a78b42b55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:46.453004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020719/publication.mdobserved 5e09a4a6b45eeb677d13d41868d68c00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:46.434159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020719/publication.txtobserved bfb7f4fc2793a20b641da73f6bb3328a...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. |
|---|