OT-2026-000022603
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000022603) never changes.
Identity and time
| Publication number | OT-2026-000022603 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4ff-7d37-a637-d9701b3be6e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022603 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f57159d4506d31ca82f74748ebfe9f89e3b2853aa79c296267afbe064e234bc |
|---|---|
| Markdown | fd3c3ee34863c1c6135d6b9031ac5c45ece630b6f7a7d7d5a434da5465b4267c |
| Publication page | dc5ac19d92960a8ada46db203c58a71b7fd4b806e2fadb07232c4162e3894931 |
| Manifest | 59f2cc8d8a1d53de471113acc97b092e82763f8dc5d6acfe4939d5268e585522 |
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 | z8hCEkfZ1xB0bFginxRoe4svNrM4GqE52TD3kI8/HMZHWB5mppOrr0v1Q8I2IKhumUXtlG0j7qwfaMslukiPAw== |
| 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
| 2026-09-17T11:54:03.072159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022603observed dc5ac19d92960a8ada46db203c58a71b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:03.054836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022603/manifest.jsonobserved 59f2cc8d8a1d53de471113acc97b092e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:03.038305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022603/publication.mdobserved fd3c3ee34863c1c6135d6b9031ac5c45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:03.021142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022603/publication.txtobserved 7f57159d4506d31ca82f74748ebfe9f8...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. |
|---|