OT-2026-000043128
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, pulsed blow-off after 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-2026-000043128) never changes.
Identity and time
| Publication number | OT-2026-000043128 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327a-79e1-b44b-56ae178fff61 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043128 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3f965140d80f40644c2a129ae68d5b6804d6c4f0933e4e221cc027fb81e43d1 |
|---|---|
| Markdown | 2746697864160d72913c20b1794c466f958658eb26e7c6005ff3ea3c946e41bf |
| Publication page | ea7283b119be293752b8387c90213047790c47a733476d6b29dc9e1bde50902d |
| Manifest | a134ddaa086ef5cde319f425992f48a12aa987b31dc61e3cf5c0c95023e47e9f |
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 | nDooX3xAwtJ7K3dUEIPSQ0s7zyf8GyU2G5RY1ntUn3FFc+ROAXuhNKT02z86erjWBv+Guko1JIfi6jgglLBWBQ== |
| 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
| 2026-09-17T11:13:33.631617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043128observed ea7283b119be293752b8387c90213047...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:33.611811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043128/manifest.jsonobserved a134ddaa086ef5cde319f425992f48a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:33.593666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043128/publication.mdobserved 2746697864160d72913c20b1794c466f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:33.575515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043128/publication.txtobserved a3f965140d80f40644c2a129ae68d5b6...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. |
|---|