OT-2026-000013985
Publication integrity record
Single cup vacuum gripper, three 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-2026-000013985) never changes.
Identity and time
| Publication number | OT-2026-000013985 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7de4-846f-aa929d871052 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013985 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2de4fff4092f3126a1fcfdf254859241e8793ccf2dcb2dbb075ccd191ed8e189 |
|---|---|
| Markdown | 65f91561848029c3f8a9b548080df85d94845105ea8d14b4a0fcbce783934ec6 |
| Publication page | edaf71e13ba8d629ac425ead005320dd6a1e958b8bb195cde7aa5989eb2914fb |
| Manifest | 1ecd6dbaba6b3e87d8ad46faf877c7c4f00c2a80e8d437948b77009780a124fa |
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 | 09zA/LaGQ/+qYsMRfI1FJEaRbGhAmtTkL9nVlbD107QSc2EA6fPcwfXuCor3heydfaijzniMoza3Nhv3bWyUCQ== |
| 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
| 2026-09-17T12:09:12.074310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013985observed edaf71e13ba8d629ac425ead005320dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:12.056087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013985/manifest.jsonobserved 1ecd6dbaba6b3e87d8ad46faf877c7c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:12.032974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013985/publication.mdobserved 65f91561848029c3f8a9b548080df85d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:12.011440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013985/publication.txtobserved 2de4fff4092f3126a1fcfdf254859241...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. |
|---|