OT-2026-000043918
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000043918) never changes.
Identity and time
| Publication number | OT-2026-000043918 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d678-775a-a1a2-1b8cae363ea4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043918 |
| Status | PUBLIC |
Content hashes
| Canonical text | 642f46fbb134b5c6a2fc3dbc2b9f6d6b4c8c472a7fd1511323d18e00836d109c |
|---|---|
| Markdown | fc909f1bbd5ecd1613ec033636bfb0cec3fba87d4e77a5581ecdbd3a137deb25 |
| Publication page | efec8dd3b35dce23ad6141144ba0c6215e2a872af87c29e40f2024523b9baba3 |
| Manifest | 0749ccbc25f80a53791fa38167cff0a5b032880a15dd2b10cb17c450fd5e471c |
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 | u1D/nc3bMH247n78lQGZpSR63eR1fpbgCzzqZmqUgHwk/5Zmk06UE2KdmYiVuqqLBKHkKDvegKrHgYLpnToUDA== |
| 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
| 2026-09-17T11:12:15.735369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043918observed efec8dd3b35dce23ad6141144ba0c621...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:15.716836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043918/manifest.jsonobserved 0749ccbc25f80a53791fa38167cff0a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:15.696760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043918/publication.mdobserved fc909f1bbd5ecd1613ec033636bfb0ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:15.677841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043918/publication.txtobserved 642f46fbb134b5c6a2fc3dbc2b9f6d6b...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. |
|---|