OT-2026-000009975
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented after 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-2026-000009975) never changes.
Identity and time
| Publication number | OT-2026-000009975 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb79-7ff4-957a-e9f89dded8b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009975 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff8dfdb601ae48b63cbe7473469261eaa4ec88ba954a9b93fd3dcecd3b31ffb2 |
|---|---|
| Markdown | d7bd8a86d7ac5a8b3b14a33a910d0e9be3858ead860aa0f13f50a9a233ac11b1 |
| Publication page | e1b5e6b5c5796d4ce4871485dbdea39400c5076a236b8c27349b28b40dc98ed3 |
| Manifest | 83a22bc4168f15f92a6c3dfb7887f79b961921570c0a43550a22c92883966d5c |
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 | j0cwfX8rGp7dUKDOwEIbaMjP1099KXEb2kB4WNxa4GNYkg7shjO5ghv8JCp/82eorZX6eqMg3NPXMxwMpkI3DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:16:01.018106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009975observed e1b5e6b5c5796d4ce4871485dbdea394...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:00.997886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009975/manifest.jsonobserved 83a22bc4168f15f92a6c3dfb7887f79b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:00.979555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009975/publication.mdobserved d7bd8a86d7ac5a8b3b14a33a910d0e9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:00.958982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009975/publication.txtobserved ff8dfdb601ae48b63cbe7473469261ea...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. |
|---|