OT-2026-000090347
Publication integrity record
Foam pad vacuum gripper, three zone face, single 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-2026-000090347) never changes.
Identity and time
| Publication number | OT-2026-000090347 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7b59-b8a3-5cd2fa6cbfbb · 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-2026-000090347 |
| Status | PUBLIC |
Content hashes
| Canonical text | d429604bbac2c1ede97b95caf48a4323b535e51e8703310141aaedbe90609a38 |
|---|---|
| Markdown | fe3d0b9b10a471ab40cd7cd82df2e7ed2c150263309b45215773bcef128ed056 |
| Publication page | fdabf354cf3f58d7f36360285d84c2a81a03375979ad85df96883db2fb6c39bc |
| Manifest | a507272700e53639b8b6cee7be4ea6367fe4235e1684dba8715b2b3ed4f93f89 |
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 | wrmnAWUsXIpn+PIALPdmXmOaDYcab0dm6aCLOExaRb91DdmdZ/0uijx69XYnDjdGE1R/dwKaJvQuSnQDSPI5Ag== |
| 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
| 2026-09-17T09:44:26.577866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090347observed fdabf354cf3f58d7f36360285d84c2a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:26.558368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090347/manifest.jsonobserved a507272700e53639b8b6cee7be4ea636...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:26.540309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090347/publication.mdobserved fe3d0b9b10a471ab40cd7cd82df2e7ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:26.521479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090347/publication.txtobserved d429604bbac2c1ede97b95caf48a4323...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. |
|---|