OT-2026-000020103
Publication integrity record
Foam pad vacuum gripper, four zone face, three stage ejector, pulsed blow-off before set-down
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-2026-000020103) never changes.
Identity and time
| Publication number | OT-2026-000020103 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-7816-b0f2-e69ee64215ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020103 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4fa5c3a672537a46980cf647d796794de885c33bd35a506d79f12328958705e3 |
|---|---|
| Markdown | 756b15f7480de99c44f3a293380cb4ae3aff47c1b45d74217faa3dfcbbcc4ae6 |
| Publication page | 7524e2398f740956717b34004d09075491951dd3781ad7e5bbffc57105d9f454 |
| Manifest | ab39cc228e4249d2f2991ccd0cc48bb76e33152527aeeae378f973ff126e32b9 |
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 | ATVxe/RJYdL3RKNjVO90vrfnOjZJlacBXXT7ztLNffSe7OpBGnS81vWc/pPPDpo8FYqQSTpYP158rE+geSRhBg== |
| 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
| 2026-09-17T11:58:22.910908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020103observed 7524e2398f740956717b34004d090754...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:22.887031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020103/manifest.jsonobserved ab39cc228e4249d2f2991ccd0cc48bb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:22.868121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020103/publication.mdobserved 756b15f7480de99c44f3a293380cb4ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:22.847563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020103/publication.txtobserved 4fa5c3a672537a46980cf647d796794d...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. |
|---|