OT-2026-000041164
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum 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-2026-000041164) never changes.
Identity and time
| Publication number | OT-2026-000041164 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b142-7ae9-b954-742df6e3e7cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041164 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21caa5fdeabc09161722b80fff458c1dab918f51125a2ae8b775f011ba5ac82f |
|---|---|
| Markdown | c3e58b08183be225879fff54aedcdf5ae0164d13ee3ba79df5b70873e4e1230c |
| Publication page | 221f24be8b0b2d18555c6d51f7166cfc99683575aac680fee60051a22dae72bb |
| Manifest | 61c5c381f3f6fdd63e29a983a09def855c4892d110f7fda51cb52db8d60da253 |
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 | Hwt25GkS9AalAX3O4zZF8xbOqGaVvCIYjQrA7y1cbhh+T3uHYDAJCOKnavpj6dA/ugEwReHv0YK/bTAOSVlfDA== |
| 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
| 2026-09-17T11:17:06.525837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041164observed 221f24be8b0b2d18555c6d51f7166cfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:06.508565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041164/manifest.jsonobserved 61c5c381f3f6fdd63e29a983a09def85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:06.491897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041164/publication.mdobserved c3e58b08183be225879fff54aedcdf5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:06.475420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041164/publication.txtobserved 21caa5fdeabc09161722b80fff458c1d...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. |
|---|