OT-2026-000072457
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000072457) never changes.
Identity and time
| Publication number | OT-2026-000072457 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-7be8-a8a1-5e6f18c2a60e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072457 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5db1573c8c18e2e31954937b812facd5f6aafbad0bd9e43fd090ba7151b251f3 |
|---|---|
| Markdown | bb1bed7ac719255ebd24c49def3a29fd0163f7f7707c06d14921403c2be2a9a9 |
| Publication page | 26d9cb3d1014c751c8b6499865dac78aa53713c9dd975c42e69bebc38d599bc2 |
| Manifest | 932c959fb178a768d5ca49af3db0e0f1e34d96eaeeafc4976bd7dc7e8d8d8eba |
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 | cxabjxC9ed4PcKpUKc0MSCHf9mGLKBa+/0bsqccFAX1mT4uipX9Qm+qnlB2ZZjfjD9agyQ60+fXsxtVe+3mAAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:16.742709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072457observed 26d9cb3d1014c751c8b6499865dac78a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:16.726420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072457/manifest.jsonobserved 932c959fb178a768d5ca49af3db0e0f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:16.706914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072457/publication.mdobserved bb1bed7ac719255ebd24c49def3a29fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:16.689637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072457/publication.txtobserved 5db1573c8c18e2e31954937b812facd5...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. |
|---|