OT-2026-000005297
Publication integrity record
Porous face vacuum gripper, three zone face, plant vacuum fed, pressure verified, closed cell
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-2026-000005297) never changes.
Identity and time
| Publication number | OT-2026-000005297 · never reused |
|---|---|
| Internal UUID | 01a0a934-9c1a-7473-9482-098247b5e136 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:53:12.476890Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005297 |
| Status | PUBLIC |
Content hashes
| Canonical text | 94796daafd31d6a35a2ff2a720b1b4dd323e2908a03d89c5e9761b7626baf1bc |
|---|---|
| Markdown | d9cadccf6263a6a8ac21c5a8c0179af0b22223080d4d0dc00cb7b39e90c773a8 |
| Publication page | 27c7f7d4079a7e523e87fb909e4938d9ff6bec1294583c9ac0ea61db74955af3 |
| Manifest | cb8dfce5d744c27f8984696f115b82d8b55bcef2042b26e6987dc35aa7f1948f |
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 | clcA32jQJHdEQjcpaJODEIaqTnvC6J+3+7NzTtRGkLMM55jk0G3dcoOASkjfKjFYRbbYeTrEabbghyo49/nhAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:25.485467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005297observed 27c7f7d4079a7e523e87fb909e4938d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:25.470920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005297/manifest.jsonobserved cb8dfce5d744c27f8984696f115b82d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:25.458498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005297/publication.mdobserved d9cadccf6263a6a8ac21c5a8c0179af0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:25.445000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005297/publication.txtobserved 94796daafd31d6a35a2ff2a720b1b4dd...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. |
|---|