OT-2026-000074115
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000074115) never changes.
Identity and time
| Publication number | OT-2026-000074115 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7177-7255-9768-a3bc9a7ddac6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074115 |
| Status | PUBLIC |
Content hashes
| Canonical text | daa95c68eb16560487be644afdcb3ad63af95e31a4bcea763e46f487e963a546 |
|---|---|
| Markdown | dd850204386a3d90b770d4fd911ef8fe5f2613d10a86b2113a52e9187d2149fc |
| Publication page | a1f10ec33ee0e90204564a940f677a78ac5c487da5a58fd37f264b0f477f4511 |
| Manifest | 431131c7b93da3de5ffa04bdb6b94074b84fc6aa630e2f1511ac49d69917b6cc |
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 | JbnfQCI6zEpXfpMNXtZRQmGsz1+6z2CmKZG75XOm4jok+cI1hXZRbc1Gwitxn1Sr7aRDG7hnehV7csrBmXMqBQ== |
| 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
| 2026-09-17T10:18:57.187077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074115observed a1f10ec33ee0e90204564a940f677a78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:57.168303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074115/manifest.jsonobserved 431131c7b93da3de5ffa04bdb6b94074...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:57.150561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074115/publication.mdobserved dd850204386a3d90b770d4fd911ef8fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:57.131210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074115/publication.txtobserved daa95c68eb16560487be644afdcb3ad6...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. |
|---|