OT-2026-000090528
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000090528) never changes.
Identity and time
| Publication number | OT-2026-000090528 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7740-8a2e-0a123493caa1 · 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-2026-000090528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34da70d87caff038a5b868bf3701e2c6d3f11080d7da0a9c4eb3a1153c287de2 |
|---|---|
| Markdown | 7379317281644e4da352e7cb0832ac9e7ee7a027291202beab0b764dc43db827 |
| Publication page | f0b2575be699b86552478ae382327543d112f3cfd608a674a6d1ff0694c21c70 |
| Manifest | 37a82ffe4558b490af8755d96c6aac22d830e94f19aef7b7e3579297b50a562e |
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 | P+8Oy5RD+N4+LeVM7ev8o8V5Q48GVvJE5ZYJpDr4LNcSIFNfP4aU6wOWg0Huo/dNDNHdIrcdjEZNb/8ewuLSDg== |
| 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
| 2026-09-17T09:44:41.915568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090528observed f0b2575be699b86552478ae382327543...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:41.897713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090528/manifest.jsonobserved 37a82ffe4558b490af8755d96c6aac22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.880667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090528/publication.mdobserved 7379317281644e4da352e7cb0832ac9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.861693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090528/publication.txtobserved 34da70d87caff038a5b868bf3701e2c6...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. |
|---|