OT-2026-000031143
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000031143) never changes.
Identity and time
| Publication number | OT-2026-000031143 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7660-8b04-809fcd1158cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031143 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a6d9d1296e5caa576a557947647080eff0e032d616be404443263dbcd19617c |
|---|---|
| Markdown | 23131a6dab56db7fda6df31df668720d954b732e1bf9189ca31edb32807eda97 |
| Publication page | 725ce12e8f81cf161ae842a86b325dc5982ba17b3e318f4695df0a4845a2687f |
| Manifest | c62c6b89e6a0818971a3e63584645e44458dd1a3a0bc84d9f4f149f6040b5f5d |
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 | ROtUF5ZtZZ+BKa0cU0r0CLXCcrXxJxliQ5dcFS19oENuuGM25LNUMFsbbJwXPoikfNSrzftGk2IRL2CyRWGgAQ== |
| 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
| 2026-09-17T11:35:35.185593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031143observed 725ce12e8f81cf161ae842a86b325dc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:35.169282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031143/manifest.jsonobserved c62c6b89e6a0818971a3e63584645e44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:35.152127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031143/publication.mdobserved 23131a6dab56db7fda6df31df668720d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:35.136047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031143/publication.txtobserved 3a6d9d1296e5caa576a557947647080e...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. |
|---|