OT-2026-000030653
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030653) never changes.
Identity and time
| Publication number | OT-2026-000030653 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb3-7ab5-82fc-3c2567b2de78 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030653 |
| Status | PUBLIC |
Content hashes
| Canonical text | 915a3aa82fca50dd0daf6a23ce329685f50cfb295fa0ee08b886d9f4ec3e2590 |
|---|---|
| Markdown | 79455b5474e69b4aa63195ab7dcb1a34e642a112ae73497799bf61dfe1f52a9b |
| Publication page | 8039a7fe74cb090fc5b5d0b723c483a413c7524c20ffa744f7409bbc2aa0eb0d |
| Manifest | 956b06c4c306075f5cdc2caa9654a6e0435e95444ef22348a279286fa5cf9eef |
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 | x4txZ/SkBCibSxpcAgVW0tVQPCXwA9PdSEwFFav/B0cZh83xW17iT0kKcPm5m2Rl3HzYhia7IVmBB32yktP8Aw== |
| 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
| 2026-09-17T11:36:32.258047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030653observed 8039a7fe74cb090fc5b5d0b723c483a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:32.238644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030653/manifest.jsonobserved 956b06c4c306075f5cdc2caa9654a6e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:32.216706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030653/publication.mdobserved 79455b5474e69b4aa63195ab7dcb1a34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:32.198072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030653/publication.txtobserved 915a3aa82fca50dd0daf6a23ce329685...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. |
|---|