OT-2026-000015872
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000015872) never changes.
Identity and time
| Publication number | OT-2026-000015872 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4c-79ee-a1f9-6f69549661b8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015872 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e6f5974116c4018de0bb6065fdd9b31a30fb442473cb30c0c6311d3a48b7c7e |
|---|---|
| Markdown | 955a6467721bf6340a55fc1495687fc37a3bdfb1a2d6009974aa09548bcb17bb |
| Publication page | 3a9040b257ea89be8547f233bb62e51f51fe0db95b7367ec1558ab9f42d41ff6 |
| Manifest | 5c541f9751ae64eeb25b9fd83753ad848722a5f8ffe82507ef8ec94c3ba038be |
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 | s8JJwvk26Cwmii9YQiRSDBVADDZI8Kw+GcjObu2SXLhadCkOVb1FjhvR1zEHAnDznBpNIWwV55i3F9Kb2VnOAg== |
| 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
| 2026-09-17T12:05:19.171947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015872observed 3a9040b257ea89be8547f233bb62e51f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:19.150483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015872/manifest.jsonobserved 5c541f9751ae64eeb25b9fd83753ad84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:19.131018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015872/publication.mdobserved 955a6467721bf6340a55fc1495687fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:19.109355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015872/publication.txtobserved 4e6f5974116c4018de0bb6065fdd9b31...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. |
|---|