OT-2026-000028111
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum 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-2026-000028111) never changes.
Identity and time
| Publication number | OT-2026-000028111 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7ca2-af2d-5f9c9c899ae2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028111 |
| Status | PUBLIC |
Content hashes
| Canonical text | d6cf02a327005e1527c8bf56b71e9a88f6a062d3f118d1a9a6b30247cbb9740b |
|---|---|
| Markdown | ef48ba56567e0cbda6c1023333e91c7fd08b028077039f2de1a87aff98c249ac |
| Publication page | b85c69d006a128c60e4e173b85ed3f6b235b4e970bae652f41a6bbe2c7e54ec6 |
| Manifest | 1bacb930a2ff377a9af7fed047de859d74f2097257238963c04ed236348aa45c |
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 | FC9H4FrJm9KnqX3Op5DvguUHpBrqTbWgwCD/tgUCwNvcGuUbrmELo10eXNCViTAdVc9Ezc+QOOEibuc6luYYCQ== |
| 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
| 2026-09-17T11:42:27.700947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028111observed b85c69d006a128c60e4e173b85ed3f6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:27.682054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028111/manifest.jsonobserved 1bacb930a2ff377a9af7fed047de859d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:27.665827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028111/publication.mdobserved ef48ba56567e0cbda6c1023333e91c7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:27.649792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028111/publication.txtobserved d6cf02a327005e1527c8bf56b71e9a88...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. |
|---|