OT-2026-000090756
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000090756) never changes.
Identity and time
| Publication number | OT-2026-000090756 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7122-888c-a6afe9760bfa · 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-2026-000090756 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f78b3cabd4d18cf17888919723ea8e617ab5684bfd2661a99e391447628bad4 |
|---|---|
| Markdown | 73ce55465159533a6590f6912febfeb778114c7555086d5eb421bf50b40460f9 |
| Publication page | 6e59279724a5d9317305b4944c4fdafea83f146558748ce324a3296931334d1a |
| Manifest | de98a5375c4cdfc0ccd18592ed5ca30383a4fd3d54d011d8f77b799afcdae7cb |
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 | cR+38XUAA+LXFlfoNBpCcGQ8DP8UTQmR1MGmhslmRqQre43SzAo0tzLS/qQ+AE3UxJeu8FIbUHQ3F003qN1+Aw== |
| 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
| 2026-09-17T09:44:57.059542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090756observed 6e59279724a5d9317305b4944c4fdafe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:57.041177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090756/manifest.jsonobserved de98a5375c4cdfc0ccd18592ed5ca303...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:57.021569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090756/publication.mdobserved 73ce55465159533a6590f6912febfeb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:57.003088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090756/publication.txtobserved 8f78b3cabd4d18cf17888919723ea8e6...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. |
|---|