OT-2026-000031684
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000031684) never changes.
Identity and time
| Publication number | OT-2026-000031684 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-70b7-bf3a-4ca2f9e84070 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031684 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1fda164fede3ba6d9e882fdbb1e6bb6f3b1703e6307ff9f1f6d614f9947e5b25 |
|---|---|
| Markdown | 434e3991d9cd332bdd70334db6e70faf53d1ee3ba67a2409902b6869819055bd |
| Publication page | 5758b93d8eaf8216bf9355ca69917651f94dd79ec410324498377f4b561346e6 |
| Manifest | 9f4251a15effc6d9e6d5411890aeb9b4e56146f1be765ef3c915499d02d0102d |
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 | qWIgLZXUqNqqk832uTCuZkNi4mOc8haSbNc0NB2SyxUEVzO3hjOwUkKODDjHIUXilISexaOCcoUdwCyGb1xeCA== |
| 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
| 2026-09-17T11:34:47.137879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031684observed 5758b93d8eaf8216bf9355ca69917651...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:47.119748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031684/manifest.jsonobserved 9f4251a15effc6d9e6d5411890aeb9b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:47.103260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031684/publication.mdobserved 434e3991d9cd332bdd70334db6e70faf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:47.085141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031684/publication.txtobserved 1fda164fede3ba6d9e882fdbb1e6bb6f...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. |
|---|