OT-2026-000091995
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000091995) never changes.
Identity and time
| Publication number | OT-2026-000091995 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-7107-b1f9-8c62f950ee90 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091995 |
| Status | PUBLIC |
Content hashes
| Canonical text | 138b807c530968f2a43737b697405c8d947ebb3b77cac90f5a4594e645874d42 |
|---|---|
| Markdown | 70e7ab1a6f4fd96ab2e4cef7a3fc3c975f35665a52b6c0e3e558629f5e66ea63 |
| Publication page | 6251a4f4dd1d54d35ab69159c37c654772fa01449de1c2e028bcf7a412c9a7bc |
| Manifest | b4a024ba86d247bf0d503b9c23d0be610412e6f03bcd027cd862a81f4c2e23da |
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 | 1vWWNaKW1CmIkQAMo+4lUzwYms4Fyu0yF31H3gow2ayIsiUJGvrE8iB3s46ABbz+OtZvA5jUanfsU5pELVO5Aw== |
| 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
| 2026-09-17T09:42:59.983676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091995observed 6251a4f4dd1d54d35ab69159c37c6547...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:59.942112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091995/manifest.jsonobserved b4a024ba86d247bf0d503b9c23d0be61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:59.899651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091995/publication.mdobserved 70e7ab1a6f4fd96ab2e4cef7a3fc3c97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:59.863469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091995/publication.txtobserved 138b807c530968f2a43737b697405c8d...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. |
|---|