OT-2026-000003999
Publication integrity record
Bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure verified, contact triggered
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-2026-000003999) never changes.
Identity and time
| Publication number | OT-2026-000003999 · never reused |
|---|---|
| Internal UUID | 01a0a90c-962b-7c3f-97ef-e119b667a47b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:29.521158Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003999 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07db3b8d72d16423252e5b8d2660df0929dd912d4821166ad3360bfbf466e422 |
|---|---|
| Markdown | 0bdfc740003d5737c06e42d89d9839dd71b39ad203259393e1592adfa6cd5121 |
| Publication page | 041841affe2d06a46a96442870cd30a4a1cb20312ace556781edd34ee5bd8020 |
| Manifest | 725c24ffd090025cbea5da2579d3c1b25eb144adad68c40d8ef45552c58420dc |
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 | rjDD+N2L+NGzDQ8IDXx37/4RWKKgHQXvM47usiESYWaUUxJ4GHxPyP9kdm9uG1H8Z2rZXZNf3DLKKrecKaxpCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:07.230206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003999observed 041841affe2d06a46a96442870cd30a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:07.216185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003999/manifest.jsonobserved 725c24ffd090025cbea5da2579d3c1b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:07.204323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003999/publication.mdobserved 0bdfc740003d5737c06e42d89d9839dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:07.185412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003999/publication.txtobserved 07db3b8d72d16423252e5b8d2660df09...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. |
|---|