OT-2026-000072074
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented 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-2026-000072074) never changes.
Identity and time
| Publication number | OT-2026-000072074 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c1-79d0-a603-f5505e35cbf6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072074 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e8d356ae8af5c48cb5906200f2effdeb435bfa60db5ae43b4ddce30dc90788f |
|---|---|
| Markdown | 75a10c67be53afad5cebce9989c64617b7316cee95da7d8139b4971d42a14617 |
| Publication page | 4cf3b5451cbec751dbb2d558977e91bfc6a2d62a6d10483e3f2071cb450efaa7 |
| Manifest | 5d4ca0e54cd1a1587cd07f201329d81def0dd7e826e3065e2d548d253988cb13 |
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 | TslrXwlbKaIlOYwVk/CfvoxW9f/YKRhnvC5OGqLaGB0zZQn7+EMfbCnI1BVyP4Nkw2XurxaRHR6dPeV0tY1/Ag== |
| 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
| 2026-09-17T10:23:08.922349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072074observed 4cf3b5451cbec751dbb2d558977e91bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:08.905257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072074/manifest.jsonobserved 5d4ca0e54cd1a1587cd07f201329d81d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:08.886438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072074/publication.mdobserved 75a10c67be53afad5cebce9989c64617...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:08.867382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072074/publication.txtobserved 2e8d356ae8af5c48cb5906200f2effde...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. |
|---|