OT-2026-000042638
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000042638) never changes.
Identity and time
| Publication number | OT-2026-000042638 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0ce-7b8f-8523-2968d501eb3d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042638 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf38f24b06b11d79f8d253b5f081c0be41d64cc3bc7a8588cfa2b96c9f14053d |
|---|---|
| Markdown | 5f2cc3a6777787bf12481873fba6bbd4480929d6343bcdf40855ebc9b04d5356 |
| Publication page | bbeff871dc1d5868386cfba532118d99538c1579e73cb3a05ab036d6217f22d6 |
| Manifest | c2b431e3802b293b8d58b643f1e45a395511062205eeac539950cd0abef79176 |
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 | u8sYzqLHmyKgb3vNO8gQbpYAdAUFx6UNVWF4j+2rOpKtDykNt+4HiYosA1jDE4iw8rL7VlwVwZuKVR1RD3WaDg== |
| 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
| 2026-09-17T11:14:22.472390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042638observed bbeff871dc1d5868386cfba532118d99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:22.454350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042638/manifest.jsonobserved c2b431e3802b293b8d58b643f1e45a39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:22.435293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042638/publication.mdobserved 5f2cc3a6777787bf12481873fba6bbd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:22.413877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042638/publication.txtobserved bf38f24b06b11d79f8d253b5f081c0be...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. |
|---|