OT-2026-000078086
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump 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-2026-000078086) never changes.
Identity and time
| Publication number | OT-2026-000078086 · never reused |
|---|---|
| Internal UUID | 01a0ae95-6e8c-75a6-b7f2-031c23af1c08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:03.897850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078086 |
| Status | PUBLIC |
Content hashes
| Canonical text | 163de8ce00b148ea415a556db70c401a8a8f9e04f84179d33b46b05c9e67500a |
|---|---|
| Markdown | ef8b64c5d82cbee5c8814d970493147a1efc80bbcecce5757bc9f02ee2b9bcf3 |
| Publication page | ffa5d8cf03b97d229bae52cc75405a368a22605639908782aa3e1175ab732b30 |
| Manifest | 7af40d156a3b45599b00510a8b1fea0f4f5cccbd0f1635a35a2bb1b2f6bdff13 |
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 | yh8PZs1EpzpUBGsLppnF0vmr3cgLeZRh5X4kDkKQ7X3GTKKzQhFLRGPVoP8AjM92U9PdTS/2bepe2aSy1VbjBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:06:47.642156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078086observed ffa5d8cf03b97d229bae52cc75405a36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:47.622690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078086/manifest.jsonobserved 7af40d156a3b45599b00510a8b1fea0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:47.602411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078086/publication.mdobserved ef8b64c5d82cbee5c8814d970493147a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:47.583196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078086/publication.txtobserved 163de8ce00b148ea415a556db70c401a...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. |
|---|