OT-2026-000031727
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, 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-2026-000031727) never changes.
Identity and time
| Publication number | OT-2026-000031727 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-78dd-8157-abebeb71c392 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031727 |
| Status | PUBLIC |
Content hashes
| Canonical text | 769992b337eb4d8e60c40dbf5238d27db73701ba09fe19ed9bbbd098511ddb54 |
|---|---|
| Markdown | ab1f5165d251ea3cce3493e7dca2153bd4b7ef45987455cc876d40f9b64aea78 |
| Publication page | e80b94d236d3dfe4431159f369f8f186ee07119c9bb998aa4d31f85c90fb4f96 |
| Manifest | 758212637ce7d41f812dac766a7a8d1a315ac21070a7e83fc6a3bd5b776641fd |
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 | r+4TwpY5XxVXOhFHCP8aBA0Rjq5nN3vCiBh0VBN3X7R/ShDzNghGntNfLyUI6Y7sbIK1If0yCdJprvnamYAlBg== |
| 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
| 2026-09-17T11:34:50.454220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031727observed e80b94d236d3dfe4431159f369f8f186...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:50.438396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031727/manifest.jsonobserved 758212637ce7d41f812dac766a7a8d1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:50.422173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031727/publication.mdobserved ab1f5165d251ea3cce3493e7dca2153b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:50.403658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031727/publication.txtobserved 769992b337eb4d8e60c40dbf5238d27d...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. |
|---|