OT-2026-000022674
Publication integrity record
Foam pad vacuum gripper, single stage ejector, sustained 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-2026-000022674) never changes.
Identity and time
| Publication number | OT-2026-000022674 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-73c8-8ba9-9886f51a641c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022674 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2a5edd7877062199a596848a1a9bccd570be3e29d94154be3bc42ab29ac801d |
|---|---|
| Markdown | d4eb306900a0daaef88c4930a08b59d5562af6d2cf312f1fc8b23dd26f612c32 |
| Publication page | a05aa07a2e64da866ccf1c3234a3e11f280c131a5f5c8c61fd5d76fc1c6bf216 |
| Manifest | 1601a1915455eeec130fc2927e8925436784db7f1e9a2146192e624dc6daa0bd |
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 | J8Mnvaclg6JNJWEqJRoOtGhmdf83IH3MSsWbXVR61JgYJglWIIBhXN9WE8+nSIXElpwl+tkemalTYV6FPbOpCA== |
| 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
| 2026-09-17T11:52:03.615219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022674observed a05aa07a2e64da866ccf1c3234a3e11f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:03.597575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022674/manifest.jsonobserved 1601a1915455eeec130fc2927e892543...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:03.580874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022674/publication.mdobserved d4eb306900a0daaef88c4930a08b59d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:03.563438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022674/publication.txtobserved f2a5edd7877062199a596848a1a9bccd...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. |
|---|