OT-2026-000022915
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000022915) never changes.
Identity and time
| Publication number | OT-2026-000022915 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46eb-71c6-bc34-20585d8bb2e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022915 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4951c2618ef1c2871f9f32ee822116cc98aee235feaa5563bb517b9d5de53f83 |
|---|---|
| Markdown | e37925a06c1fdda32726c30cf07c7dc7ff5d7e17e638f1e30e55bf8361bbe508 |
| Publication page | 3347e5b967444511d9100863905aaaaf11cf169c35ecff78021b26967bab2065 |
| Manifest | b05ec57144e578001d98f4d221d31c5b2e61d3f5d63e7e146e02a5858e013527 |
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 | DE3gSzUDVBCbr5kiuHOnpa0gojnqx/bvastlBjECdcKK01i1xhLnCh0+UsgG7h3C3sqUV0kpqMdFgGbMzUr4CQ== |
| 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
| 2026-09-17T11:52:29.450739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022915observed 3347e5b967444511d9100863905aaaaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:29.434564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022915/manifest.jsonobserved b05ec57144e578001d98f4d221d31c5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:29.418904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022915/publication.mdobserved e37925a06c1fdda32726c30cf07c7dc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:29.401552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022915/publication.txtobserved 4951c2618ef1c2871f9f32ee822116cc...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. |
|---|