OT-2026-000007454
Publication integrity record
Porous face vacuum gripper, plant vacuum fed, pressure verified, contact triggered, 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-2026-000007454) never changes.
Identity and time
| Publication number | OT-2026-000007454 · never reused |
|---|---|
| Internal UUID | 01a0a97f-6273-7798-923b-22dbf1dc56ff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:14:52.918097Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007454 |
| Status | PUBLIC |
Content hashes
| Canonical text | 170437a6f2cbcd5dbaa1147e01dc8a26c22be61522cdb59b2668d41fc3c997bc |
|---|---|
| Markdown | 5c85cb73d2bb39dfee317b61fa43041ddf7714ff6951b7f211b1cd3d2e8549e6 |
| Publication page | 15bce848d4b105c806df17c29feb833335e3657fa14cfa19b7dad12a64e92fd9 |
| Manifest | 24cebb3f62d8fe1dfe7e0d02b4796b72f616bda83ba1f7e30c2eaa5926d6ce03 |
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 | +DL1G+hz6zmx+JDmnJcmSPhumCNDduH+hcWObFFD221yOakhyxaoPu2I85x7VINuSUuYujLYazvGH93wKT8WBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:04.500554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007454observed 15bce848d4b105c806df17c29feb8333...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:04.488668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007454/manifest.jsonobserved 24cebb3f62d8fe1dfe7e0d02b4796b72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:04.475651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007454/publication.mdobserved 5c85cb73d2bb39dfee317b61fa43041d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:04.462412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007454/publication.txtobserved 170437a6f2cbcd5dbaa1147e01dc8a26...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. |
|---|