OT-2026-000042860
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, 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-2026-000042860) never changes.
Identity and time
| Publication number | OT-2026-000042860 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-7d73-a675-dee318cad40b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042860 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51107ee0ff5625faca8d51f1dcf742dbe9a7f3b28adbc8d5349361e4bf331f93 |
|---|---|
| Markdown | 4d60ee3021cb5cb1d2de445159f947831c290d3cafb5e55765f718ee6a037d83 |
| Publication page | c8aecb074160f69d5f58dc2b237f3814e15cb8ad5c1b59dc5bb8ee8dd0237456 |
| Manifest | 9e95e06b2d65c6c15d41971e210be86aa6991dae2b05581dfc54738640995a56 |
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 | u7ZqGmz5en4I5HsstNr4XCEEuoaEbP+6S04TSVYV8d7TXqz3BCWDBUpitKAKn5plmPf8nVbtDeCavVDCxJacBQ== |
| 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
| 2026-09-17T11:15:21.186352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042860observed c8aecb074160f69d5f58dc2b237f3814...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:21.168906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042860/manifest.jsonobserved 9e95e06b2d65c6c15d41971e210be86a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:21.149231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042860/publication.mdobserved 4d60ee3021cb5cb1d2de445159f94783...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:21.129523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042860/publication.txtobserved 51107ee0ff5625faca8d51f1dcf742db...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. |
|---|