OT-2026-000028937
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000028937) never changes.
Identity and time
| Publication number | OT-2026-000028937 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7f32-920e-a71c7429ea72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028937 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac62a7042f777ab628fd363aea627765c3dab9d811cc00f57e860ba8239abb17 |
|---|---|
| Markdown | d0705fb570515309ebbf0b9c1a78128c0dbe4630b32e0a5cb3649520e6c22fc3 |
| Publication page | 0d9ffc2c5abee5aa16cd747af146b74c5c0ca5a4a06ab20ed2dc7c7ffb2e90b0 |
| Manifest | c498e94131cd9a8cd894befccf8c48623497e1f97c93021c50069edc847fce26 |
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 | W1gOVqWAenR5ePHPtJCX7PFbdVVf5YR/Ibd6MuNXVMH7De5/oehL6Q4iCRz0m89TZvPqorcFHt49ueLJOZqBCA== |
| 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
| 2026-09-17T08:20:23.437200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028937observed 0d9ffc2c5abee5aa16cd747af146b74c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:23.306119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028937/manifest.jsonobserved c498e94131cd9a8cd894befccf8c4862...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:23.285480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028937/publication.mdobserved d0705fb570515309ebbf0b9c1a78128c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:23.269623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028937/publication.txtobserved ac62a7042f777ab628fd363aea627765...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. |
|---|