OT-2026-000049487
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000049487) never changes.
Identity and time
| Publication number | OT-2026-000049487 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7cbb-8ead-8f4a3aa1dfe2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049487 |
| Status | PUBLIC |
Content hashes
| Canonical text | 198e3941a30afce6f30342a6b5e6e4a32e2eb46c4e184b404af5154c333e72f9 |
|---|---|
| Markdown | 49b938b3d0dbee7bd93fcbe3a3575f598a0b678c65a4b1fd8b13defda931d749 |
| Publication page | 8e8a7237d4b4bb39615fceb4cd165703b833a4e499e63fd49fb077e3db4f441f |
| Manifest | db9580ffc7347e70603cef3b517a7c5b3a2ad71c58ae50a658b75c9c353973a1 |
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 | 2AxPI7aBX/xlb49VY8qa3R40jbgaxSZna8Efrqsk4A7qB7eH5WIAvbadwOfKdZ+VtY+4M7mMJUI5iGF3j+wACQ== |
| 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
| 2026-09-17T11:02:20.107628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049487observed 8e8a7237d4b4bb39615fceb4cd165703...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:20.088876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049487/manifest.jsonobserved db9580ffc7347e70603cef3b517a7c5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:20.070679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049487/publication.mdobserved 49b938b3d0dbee7bd93fcbe3a3575f59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:20.051163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049487/publication.txtobserved 198e3941a30afce6f30342a6b5e6e4a3...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. |
|---|