OT-2026-000091054
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000091054) never changes.
Identity and time
| Publication number | OT-2026-000091054 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-7ea5-9feb-9cb2dfa01a55 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091054 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd14a056d2609e6b157134bb0a3ff7a2cefece55b50151bf52a42f6552f15e90 |
|---|---|
| Markdown | 41b2b40a575004a85f707d4f33bdfdc646b6025a09b5dbfac9af4c797afa66f2 |
| Publication page | 40d1109bac1dd649c3540dd9728789bf10f8f8beacbaa64aea365e596a6c1381 |
| Manifest | 3239e8235e482d84e1f24148c6a140b92c7d4e64e8aafb692aae10223b4f4961 |
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 | +zLS2c5b8mmnNUshTN41OZwk9Wo88wBK8vV/AzEF9oYcP9HVHS1ysa02OJD5mjXc91tGLSJraTP8FoVU1xUaCg== |
| 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
| 2026-09-17T09:44:17.649374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091054observed 40d1109bac1dd649c3540dd9728789bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:17.629777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091054/manifest.jsonobserved 3239e8235e482d84e1f24148c6a140b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:17.611246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091054/publication.mdobserved 41b2b40a575004a85f707d4f33bdfdc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:17.592474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091054/publication.txtobserved fd14a056d2609e6b157134bb0a3ff7a2...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. |
|---|