OT-2026-000090529
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, 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-2026-000090529) never changes.
Identity and time
| Publication number | OT-2026-000090529 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7e45-b3d2-cf91bbd9344e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090529 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29a46fb2a2b6cef5786d020d42eed9169abf39d36ef3d9d7bd23e3085d87777e |
|---|---|
| Markdown | 9af7f743cda19730a0e7fe52ec5a548a577335755672040cd0af8281017dbd0e |
| Publication page | c37ab4c1a0bb33d204848f3bbebaca4a70493f884944661d0a024d1d5b86863a |
| Manifest | 95c0ec6a3e0b3ec56f5efd18ffc377894423e1f08589695e3f2a3a562d68ca14 |
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 | Gvq2+3AN8fdS2VmbucY+EQDFJ8uhOkoy6ZQJnmg75Lys9trWS7AvC4NUANnZYQkENWk5uJZWavHJS+aAzgnLBw== |
| 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
| 2026-09-17T09:44:41.990130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090529observed c37ab4c1a0bb33d204848f3bbebaca4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:41.971523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090529/manifest.jsonobserved 95c0ec6a3e0b3ec56f5efd18ffc37789...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.955456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090529/publication.mdobserved 9af7f743cda19730a0e7fe52ec5a548a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.936194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090529/publication.txtobserved 29a46fb2a2b6cef5786d020d42eed916...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. |
|---|