OT-2026-000090778
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090778) never changes.
Identity and time
| Publication number | OT-2026-000090778 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7256-9153-180d9a48ce5d · 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-2026-000090778 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f5c6fb020639ce3a287d4f0df660d74b733248c277fff5ba701a7b4c5d64de1 |
|---|---|
| Markdown | 76a18232614f4b43abc0421f3fcb81b9af65599e5b883658e18c38c7e60a72ae |
| Publication page | d81515e570a52e2894ee72ecca2e1f9aed98ad447642fb0e44355d89505f59bb |
| Manifest | a99f31fb66cbac78ccd5f3f114c01b01f8e5d2f1ff0bc9b39dcbb5c771fe8d65 |
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 | hKHKklzQvcxXqnlUC1z6ADA4Y+DTpbilOm9F7niK7Gguf6Api/TBDi5DDxwCXyfJSvEJ+3vt9e0UG2jrqY/nCg== |
| 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
| 2026-09-17T09:44:58.824263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090778observed d81515e570a52e2894ee72ecca2e1f9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:58.807572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090778/manifest.jsonobserved a99f31fb66cbac78ccd5f3f114c01b01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.788928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090778/publication.mdobserved 76a18232614f4b43abc0421f3fcb81b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.772047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090778/publication.txtobserved 4f5c6fb020639ce3a287d4f0df660d74...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. |
|---|