OT-2026-000019158
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000019158) never changes.
Identity and time
| Publication number | OT-2026-000019158 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7b26-93d5-59cebe9a09a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019158 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca4dad2908fa543b0a83a7293e941ca82d3dc3549e15a7c52d3fd34fa5231189 |
|---|---|
| Markdown | faf9d0379a905c0ef9ac3f823ed0b6e398a194ed721eae0dfa13ebdd6596d6fc |
| Publication page | baeac4bb9c7380bb5e39ca1d484a050ce285225d7e2663ab5557394939d214d8 |
| Manifest | 77d02f5e5acc9261eae5e153a3ef0b41304bb0a8c694249cc46af37509707684 |
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 | /oO3QO1De7yvqnDq6aaD7hSxQu9aJkABt8tawjvQieQQq2mlpM8uSWCAWvlaLcRFUVvmv4vCg98TCJeoLLkDAg== |
| 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
| 2026-09-17T11:58:28.079320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019158observed baeac4bb9c7380bb5e39ca1d484a050c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:28.014961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019158/manifest.jsonobserved 77d02f5e5acc9261eae5e153a3ef0b41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:27.995108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019158/publication.mdobserved faf9d0379a905c0ef9ac3f823ed0b6e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:27.940461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019158/publication.txtobserved ca4dad2908fa543b0a83a7293e941ca8...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. |
|---|