OT-2026-000019559
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, 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-2026-000019559) never changes.
Identity and time
| Publication number | OT-2026-000019559 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-735f-bc9b-edddffe92da4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019559 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28205dc0c029253e0140dd3643bdb75bb0c7ab996fe44763365dcb1a0b327e36 |
|---|---|
| Markdown | 4eeb4845af1496972b81400577970f84d1be228e0a791e7affe8c3ab99d85929 |
| Publication page | 5933b17fb8f50cc4bb8a7df491f8c974ca5eaf8932405cac6c5d89447fafab38 |
| Manifest | 95496b16848c6e38c4a57694164a573eb143ac0acf2f109213d56d8fb1edfa51 |
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 | xgZB1obNosWeT56S6VLUZqAlJ7ApF8MsTRrqJilfoBrHOhCBi7HwqZK+lxLcA0LAOGumTUSWxgXLukKgHvhLBw== |
| 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
| 2026-09-17T11:59:00.210584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019559observed 5933b17fb8f50cc4bb8a7df491f8c974...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:00.192003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019559/manifest.jsonobserved 95496b16848c6e38c4a57694164a573e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:00.173659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019559/publication.mdobserved 4eeb4845af1496972b81400577970f84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:00.157033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019559/publication.txtobserved 28205dc0c029253e0140dd3643bdb75b...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. |
|---|