OT-2026-000074907
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold 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-2026-000074907) never changes.
Identity and time
| Publication number | OT-2026-000074907 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-7461-805d-217734b8c1b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074907 |
| Status | PUBLIC |
Content hashes
| Canonical text | b81e3c8ea5572aa5ab0c37d2321dee4e06082839b63ca416d6c5b30c4c5bb900 |
|---|---|
| Markdown | 943a0daecbb117a59a6c9b4f0a4d82ed6ba4c9e170536e96f034ee7adf0e1eeb |
| Publication page | 7bbd271de058bb5c0feb5eeaa50ea0fe07bbf0e567d09940590e8045fe91451e |
| Manifest | 754356e5ea1f27a65aa79f323021af598f3b5b3d50bc7523dbb8819da08cecfe |
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 | SCnNdhhdehwk0ubsgTYZkkkZUXpsYHcSIt/wZ58ymuyECLzvtFYN03SvBHZCA6ZovseihwdOUD2VVjwOdPpbBA== |
| 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
| 2026-09-17T10:18:37.841237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074907observed 7bbd271de058bb5c0feb5eeaa50ea0fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:37.824555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074907/manifest.jsonobserved 754356e5ea1f27a65aa79f323021af59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:37.808021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074907/publication.mdobserved 943a0daecbb117a59a6c9b4f0a4d82ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:37.790575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074907/publication.txtobserved b81e3c8ea5572aa5ab0c37d2321dee4e...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. |
|---|