OT-2026-000020260
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000020260) never changes.
Identity and time
| Publication number | OT-2026-000020260 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7b21-856d-410cbc9e0970 · 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-2026-000020260 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9840668d1ade10f6465650b0977ee8d81eb579c6c5d8aa8021d19a71ed185284 |
|---|---|
| Markdown | c2a8bbe7f648a8a483bde4b9f872fb71ac9243b7d19a6201ac31f5c79988de5a |
| Publication page | 60d9bb6a831cdc72bcbb70edc5293aa30bfe6d8be3ff8f7a52c14bbf568f3d15 |
| Manifest | b3e35de739b352d2508f733605d49cef094c9a37df2e35539fe5b95cae5b8066 |
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 | DyawSvXIZDl3kIJBeZdtJ4IwmcZPOHQZvR+wGsG5PpU+MaLBaIUiXwPLyDnyqVl0gOLodD3jgGS6tizI8vEfCg== |
| 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
| 2026-09-17T11:56:36.390255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020260observed 60d9bb6a831cdc72bcbb70edc5293aa3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:36.372532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020260/manifest.jsonobserved b3e35de739b352d2508f733605d49cef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:36.355162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020260/publication.mdobserved c2a8bbe7f648a8a483bde4b9f872fb71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:36.337196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020260/publication.txtobserved 9840668d1ade10f6465650b0977ee8d8...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. |
|---|