OT-2026-000028804
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, sustained 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-2026-000028804) never changes.
Identity and time
| Publication number | OT-2026-000028804 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-75b8-8e54-1f80e49f1553 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028804 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc4492c6a8b073470a1e3bdf9112c44f9ec75e7b57d9f91933bdbc9209eb1a73 |
|---|---|
| Markdown | d0964d4788c0e2fe40f29c9950f74d4d3504924115ce235ef8c38c94137b4b79 |
| Publication page | 52883cdfffd2da9f0d1b7a5995485afe48c251b1f22566dc3279a839688d9ca5 |
| Manifest | cbdec20f14e3054f0ab5a1aaa3f62308205af821795689543f500600df5c6870 |
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 | n8qaU+4/+uMV5Fzer25OpLZIMMqxp0jJERn/F/eui0OKLWP6xQx3h+bcmUKIiJwlTQGbeOqFDzFWNmBldHihAw== |
| 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
| 2026-09-17T11:40:03.758554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028804observed 52883cdfffd2da9f0d1b7a5995485afe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:03.734359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028804/manifest.jsonobserved cbdec20f14e3054f0ab5a1aaa3f62308...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.716557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028804/publication.mdobserved d0964d4788c0e2fe40f29c9950f74d4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.694739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028804/publication.txtobserved bc4492c6a8b073470a1e3bdf9112c44f...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. |
|---|