OT-2026-000004160
Publication integrity record
Vacuum cup gripper, six outlet manifold, ejector fed, pressure verified, contact triggered on the face
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-2026-000004160) never changes.
Identity and time
| Publication number | OT-2026-000004160 · never reused |
|---|---|
| Internal UUID | 01a0a90f-aecc-7b3f-9874-619dbb708b4b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:52.431580Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004160 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b8c4abd10ab05fbe1627d590cf84b01a99c18dd29eb93ce5b1d452ca072e0a7 |
|---|---|
| Markdown | e76acf77271a1ca09103dbf861d82c8d38d80425a1fe5ed1cb7f6e6f9ac269d1 |
| Publication page | ef223cdd68fe847afc599dac7997ef826db9a6100b302e0c3e46825b10e497be |
| Manifest | 59c7f5140fd85c909f361a0f28eb65625dcbc562980e18113542fccdc170f075 |
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 | bSfvBEor+qXpF2u3KLs04lSgnU+Vz5nPUrl7dEO8YCtzpSnR/3WajApAKuCdSTJcb62fUjxl6lsXC+mDcZERAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:29.666719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004160observed ef223cdd68fe847afc599dac7997ef82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:29.651839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004160/manifest.jsonobserved 59c7f5140fd85c909f361a0f28eb6562...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:29.638145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004160/publication.mdobserved e76acf77271a1ca09103dbf861d82c8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:29.623712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004160/publication.txtobserved 5b8c4abd10ab05fbe1627d590cf84b01...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. |
|---|