OT-2026-000091051
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-2026-000091051) never changes.
Identity and time
| Publication number | OT-2026-000091051 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-78e9-81e0-76933b3db798 · 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-2026-000091051 |
| Status | PUBLIC |
Content hashes
| Canonical text | f7e23e25cece67bebf1ad120f18823a8be1e05a93d8618781bc19f2b359d1958 |
|---|---|
| Markdown | eb1a46c29f8639902fa53c0c4e62fb490c9c7a36a81d31a0830c7c38fb582677 |
| Publication page | 772b0be2cd5617e7d22e9df90fa445c6a015227983834f8f5865bd27a7dc22d4 |
| Manifest | 5025475abaf37dbd8ad2f70320441098d706f04883e73cd43a898dff363e8e40 |
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 | ihTZOJpn2aQWEpJ8WU2EL815PtXIvMRNU7+kMcvsXu2z66Db+Rwgdqit23VD8REmS3SNwK5p0Tc3Og8gaRqiBA== |
| 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
| 2026-09-17T09:44:17.430907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091051observed 772b0be2cd5617e7d22e9df90fa445c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:17.411765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091051/manifest.jsonobserved 5025475abaf37dbd8ad2f70320441098...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:17.395008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091051/publication.mdobserved eb1a46c29f8639902fa53c0c4e62fb49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:17.378360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091051/publication.txtobserved f7e23e25cece67bebf1ad120f18823a8...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. |
|---|