OT-2026-000077780
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000077780) never changes.
Identity and time
| Publication number | OT-2026-000077780 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-74c9-9eb2-f6405c76e954 · 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-2026-000077780 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff5739621ba240531ed6c67d5171ae4b3e20f5c79c0a4576dee3464c31972400 |
|---|---|
| Markdown | e6850e98c9719cc5942754bd770c9b5d2e4f7118b57ad45d5f784d6429b80d77 |
| Publication page | 2693d09f829c6e99d90490e5d0dbe7fe88cc5ceb1158f39e20c6d695c875afde |
| Manifest | a338bf54f87e07d4a4c3d6b2e9a47446e2bfa258c01401c1444d823d0a3832c1 |
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 | ZdIuS1Q7CBx0QrLPywYAlfqoWDKRmovRiahx/GJk0UAMuQTf0TdEtc5WxB7JjMcBxfnEbITappPVH+oEeadpDA== |
| 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
| 2026-09-17T10:07:21.996608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077780observed 2693d09f829c6e99d90490e5d0dbe7fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:21.979167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077780/manifest.jsonobserved a338bf54f87e07d4a4c3d6b2e9a47446...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:21.959626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077780/publication.mdobserved e6850e98c9719cc5942754bd770c9b5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:21.939988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077780/publication.txtobserved ff5739621ba240531ed6c67d5171ae4b...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. |
|---|