OT-2026-000077857
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000077857) never changes.
Identity and time
| Publication number | OT-2026-000077857 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-71b5-b80b-cd8b8c95eed0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077857 |
| Status | PUBLIC |
Content hashes
| Canonical text | 397a179670a2bbf2c2ef8c8d2bce700f0c2891209d533ecd86ad9d733e29e3ca |
|---|---|
| Markdown | 80204b388385d0f920d6a4343d2845c0e87a799944cadf3b3dce3a4fb784478b |
| Publication page | ae6d9db7c310822c837b30283be6a9d784b68a357fee642dacfd57034bc13bdd |
| Manifest | 0e00139f5c7dc51286e9a277fc64484eb274fcff429e9d49389819c9260d04f6 |
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 | cjCY04Z2ReUFtrTy0wOjTS/N1VH8zugPsAY84d0Qqc0MHgIzw4g/nXcxe/3zZuCJNZH5Dn+LvOHkWpg/06kLCA== |
| 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
| 2026-09-17T10:07:35.892260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077857observed ae6d9db7c310822c837b30283be6a9d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:35.873525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077857/manifest.jsonobserved 0e00139f5c7dc51286e9a277fc64484e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:35.854606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077857/publication.mdobserved 80204b388385d0f920d6a4343d2845c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:35.836364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077857/publication.txtobserved 397a179670a2bbf2c2ef8c8d2bce700f...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. |
|---|