OT-2026-000074591
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000074591) never changes.
Identity and time
| Publication number | OT-2026-000074591 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717b-7d16-be7c-12d359e8e58e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074591 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99d2e6abc716611fce1f19ffc5108e1b9a9f63391fc719e169d6a359eb7a7835 |
|---|---|
| Markdown | 5ba3985991c2089b7c441b2218746d113762e8b80f1a2e27a89834da3e532af0 |
| Publication page | 0ff4b6898e912aa2e3e87f2fd76ce1e79f0e32ac7f06bb58ee4940b210ff23ef |
| Manifest | 8d0e6fb3d3c6806847561aca08046ec341b864d55dc41d333e9aa76bb45faba4 |
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 | i9I/yVKILRWF5LXUykgo0Ep5VhfJseo/jUdaJqF66xzQV22k5/btL+OHY7T+1SiXnftLqbTxRw6sxLP6fQ1cBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:19:36.848631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074591observed 0ff4b6898e912aa2e3e87f2fd76ce1e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:36.829493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074591/manifest.jsonobserved 8d0e6fb3d3c6806847561aca08046ec3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:36.811694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074591/publication.mdobserved 5ba3985991c2089b7c441b2218746d11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:36.794099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074591/publication.txtobserved 99d2e6abc716611fce1f19ffc5108e1b...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. |
|---|