OT-2026-000020144
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000020144) never changes.
Identity and time
| Publication number | OT-2026-000020144 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-776d-919b-dfa9c3fb36f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020144 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4201572453bd8e03f0784a8cb3cc97529124584a9b837fd4b53dea9e24a46303 |
|---|---|
| Markdown | af129c6f2b7da9fce2cb06b21d4d551540e63b50b15fb477d3be1c57dd6e85a9 |
| Publication page | 8164dfeb7d0f33a486039c3d1f13dca487c30e14f49e19b1ca2c2c8405305947 |
| Manifest | 192fdadddd25609ce808cd6855f8f749e5926c8c7f25e5ff3ff82e8cad989077 |
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 | vNuOuvMRQDOWg6KhsfaH6CI7W3eX4uTY89Yll33XhoOIfLhPwYOtq9wD1uX9taZfa5E/z/HkKnusCbUlwLCXDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:56:27.415331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020144observed 8164dfeb7d0f33a486039c3d1f13dca4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:27.396017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020144/manifest.jsonobserved 192fdadddd25609ce808cd6855f8f749...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:27.377108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020144/publication.mdobserved af129c6f2b7da9fce2cb06b21d4d5515...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:27.359610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020144/publication.txtobserved 4201572453bd8e03f0784a8cb3cc9752...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. |
|---|