OT-2026-000042454
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000042454) never changes.
Identity and time
| Publication number | OT-2026-000042454 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-7099-9a1c-1834f2a16ed0 · 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-2026-000042454 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e607a7efea098e63ab2f7b005017e9e9921cb2dc5a577d7e9f53c59fb8445f2 |
|---|---|
| Markdown | 714988271a194cf13031c171da3f7d58215ec55ed2944c21c95558e3f99b5d2e |
| Publication page | 6fa34846ad1319730d2f926c700aab8f901e65f2d2e00891f9dfd7f894eb6897 |
| Manifest | e95e19f7280dac4b6d601f5069ad8c1ad5917aa6d1f7963d2d26d487cead96fa |
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 | V1MRusnfJbCFPwet/23Eetoh4rlyBwKNBiMEmGXWFqDnl51/88mTzslYTYxYUKarpZF/mfPOPFSiOL/Fo7bIAw== |
| 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
| 2026-09-17T11:14:00.854458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042454observed 6fa34846ad1319730d2f926c700aab8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:00.836517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042454/manifest.jsonobserved e95e19f7280dac4b6d601f5069ad8c1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:00.819502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042454/publication.mdobserved 714988271a194cf13031c171da3f7d58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:00.798887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042454/publication.txtobserved 7e607a7efea098e63ab2f7b005017e9e...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. |
|---|