OT-2026-000090146
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000090146) never changes.
Identity and time
| Publication number | OT-2026-000090146 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7bdd-94af-5b1dbc555072 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090146 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fe81907bd98fb4c6e2403604dea8f4b1d67409ec994485373fe922ec24989e3 |
|---|---|
| Markdown | dca1a66ea599451f9caff6f64698b61a0311eba274ec7a5ae8f149f8f668683f |
| Publication page | 7c8e6effb5ae66ea551b814bf4fa696efb0f1b9e21ccc6dbda73a5ba4ae06837 |
| Manifest | 2a1195bdb9e4023c03d6daa282e5420e7379524300f1c71351a0d24847c3b271 |
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 | CwMIe1qT48R43FWP3+R2cjcSVswX4Pq7OLrO0p6e7z6pOjh1XKpMez45JibTBneJ29aJNhTRI9/fYcbA1g3VCQ== |
| 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
| 2026-09-17T09:45:39.400779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090146observed 7c8e6effb5ae66ea551b814bf4fa696e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:39.382926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090146/manifest.jsonobserved 2a1195bdb9e4023c03d6daa282e5420e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:39.363308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090146/publication.mdobserved dca1a66ea599451f9caff6f64698b61a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:39.343910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090146/publication.txtobserved 6fe81907bd98fb4c6e2403604dea8f4b...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. |
|---|