OT-2026-000028423
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000028423) never changes.
Identity and time
| Publication number | OT-2026-000028423 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7466-96dc-f4f448bca3a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028423 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0e44c5a9cff93f0af5c6258416d732a5294b77724ea248e42c63d6cf41e60bbb |
|---|---|
| Markdown | 8fc6034c0b8c1697beed70077725e0d9bae44a554c510215640ab8bde8d9cbf9 |
| Publication page | eaae5d2dfd5d2e8f5a68061be479ce4737e53164cfc5dd7bb2006deb5ae46927 |
| Manifest | 9c1884ce7ddaa0e545f015226edbdb60898e8887ab896a217d4bdde1cd6ed3a0 |
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 | xvOkahId5pqhUMplkCu+SvpRlvZvnr6Zvz3JLFIpzsdJkv3qtX1C/DGOYqw7yfjldsPjoROiEMO5Zk7hxKUFBQ== |
| 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
| 2026-09-17T11:40:33.328918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028423observed eaae5d2dfd5d2e8f5a68061be479ce47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:33.307419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028423/manifest.jsonobserved 9c1884ce7ddaa0e545f015226edbdb60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:33.289451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028423/publication.mdobserved 8fc6034c0b8c1697beed70077725e0d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:33.271872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028423/publication.txtobserved 0e44c5a9cff93f0af5c6258416d732a5...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. |
|---|