OT-2026-000026720
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down
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-2026-000026720) never changes.
Identity and time
| Publication number | OT-2026-000026720 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4ab-7e3d-9f19-dad6297e78b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026720 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e7d187f6891909dd53f1a6bcafb3b59661e2c17bd2fb6ca34fcb721ca299195 |
|---|---|
| Markdown | a3740d3768754ecf5396dd00003ebf1a878f6a2dd2caf7b7a28d75aa902c37d1 |
| Publication page | 539023d3cbe83c3085a85424ae1eb7394d783684ba861afd26743770a3eb830e |
| Manifest | 7cdc4894ab24221b3dbb429af05fc4d6cbf7a0e10c744ba96fc3d8b6ac5a6b83 |
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 | LIeF6wVwKptbRAGhG/xqR7azu2XBNafZs9l8vdfn6of0cpDGLgC3MPIdGZfNeI0Nclk3ubYuuU4JQ+6r/8t7Ag== |
| 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
| 2026-09-17T11:45:49.068124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026720observed 539023d3cbe83c3085a85424ae1eb739...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:45:49.049576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026720/manifest.jsonobserved 7cdc4894ab24221b3dbb429af05fc4d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:49.030895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026720/publication.mdobserved a3740d3768754ecf5396dd00003ebf1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:49.014584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026720/publication.txtobserved 4e7d187f6891909dd53f1a6bcafb3b59...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. |
|---|