OT-2026-000030774
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030774) never changes.
Identity and time
| Publication number | OT-2026-000030774 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb4-73b4-9fcd-8b7155d03296 · 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-2026-000030774 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46db47c0410e279f9d7f638cd4565601655621225be6248a6cc67e9f5be927de |
|---|---|
| Markdown | 4e8f8b4e5eb57feed5850d80ab15aa0b7109c34146a61e13c4642e183b3ef524 |
| Publication page | 77b5375a202ee89ccb04a1eb908e03ca5b4817775e7e8e78096ac5ab12bee4a6 |
| Manifest | 3c2cbe72657bd9c63d90996902a4a5eca21f5f2bf8174fd83f46a97bb12d07b0 |
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 | BT3VlPOTEdQkQ2cOb/ExxTNQ24TPbZXdzUhxw2oXaTeq8F2bH1BgBJgoaJAKbZQkDCnyr9exaKJkvEpvj5w4BA== |
| 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
| 2026-09-17T11:36:43.982558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030774observed 77b5375a202ee89ccb04a1eb908e03ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:43.965425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030774/manifest.jsonobserved 3c2cbe72657bd9c63d90996902a4a5ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:43.946193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030774/publication.mdobserved 4e8f8b4e5eb57feed5850d80ab15aa0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:43.929394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030774/publication.txtobserved 46db47c0410e279f9d7f638cd4565601...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. |
|---|