OT-2026-000020083
Publication integrity record
Four bellows cup vacuum gripper, four zone face, three 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-2026-000020083) never changes.
Identity and time
| Publication number | OT-2026-000020083 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-78e4-ab0b-6d58c018bc0e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020083 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5d819da5463406a645a29a95bd4218312cabb9c194584ace68e1c6aa7ce79cc |
|---|---|
| Markdown | c19eb8d5ea80b1a4ef5205dc61feeab3332d9ef9442b39f65d2e2a0d126ee326 |
| Publication page | f289a761c3e37798a88929f710a03144329445a56df4d0bffef0a1057aad45a9 |
| Manifest | e0bc89fd3f896c83dec61310881bbc5344cbed45f70abbed4376a9b8ed34fbff |
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 | iGFeybQMIxGvev5KHI9RkCvZZcA1nMYeEtTkgnVr7UK5a/7e4LGJZTbBzNpN1is6Nf9XtNr1gxvsV/DJySeCDA== |
| 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
| 2026-09-17T11:58:21.092054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020083observed f289a761c3e37798a88929f710a03144...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:21.075578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020083/manifest.jsonobserved e0bc89fd3f896c83dec61310881bbc53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:21.059076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020083/publication.mdobserved c19eb8d5ea80b1a4ef5205dc61feeab3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:21.039197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020083/publication.txtobserved c5d819da5463406a645a29a95bd42183...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. |
|---|