OT-2026-000013440
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000013440) never changes.
Identity and time
| Publication number | OT-2026-000013440 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7f82-9719-ec106b8818a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013440 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2d08366f3c73648b1ba06d784d542bcfdbbe67e4b6b96f68337fa8f8d99a3b4 |
|---|---|
| Markdown | f66cfa667445a40608ba637c8ef187056a7b145b15c825cfa128cec9468f4d75 |
| Publication page | 8360537f24c6343a2dec1ef801fc4fe1430d9c00d58ab58637d46d67ec7686ac |
| Manifest | fec984238feaaf8157fdf9548e05402a4c16d3d0b66582889b2e19f63409787b |
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 | por4zSdizv+cz1kCemRJHXDuzGHSCFEQWab+hlGXGNQ1H+TtonZZ6cetfMpnTjNvnPJs1bAa1WjQDieyqU7vBg== |
| 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
| 2026-09-17T12:09:55.737179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013440observed 8360537f24c6343a2dec1ef801fc4fe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:55.717867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013440/manifest.jsonobserved fec984238feaaf8157fdf9548e05402a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:55.698388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013440/publication.mdobserved f66cfa667445a40608ba637c8ef18705...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:55.677443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013440/publication.txtobserved b2d08366f3c73648b1ba06d784d542bc...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. |
|---|