OT-2026-000078957
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000078957) never changes.
Identity and time
| Publication number | OT-2026-000078957 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbe-7951-9ffb-9af694681c72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078957 |
| Status | PUBLIC |
Content hashes
| Canonical text | 164c362475b3f8c175f1425e308cdb5e670712a3b199b7474f0fe2ecf1b6b11f |
|---|---|
| Markdown | 9dfaedebf385a4d8f00d4af5bcaf5b5f2e01a0cc7f5ccaa95450deea7b76d22a |
| Publication page | 4b81e0ae3057c06aba80418036e29f27d260013d5cea3bb90684b0f2dec14cac |
| Manifest | 52a28b10f6201e9a7e4b481a11d8f96501ed9717d0310d2ed133d445463458f8 |
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 | c2TE8wRQWb8UnlfItewEwJDV0N7ENMcDCj971Z1xJkbCo1kMqOifuOf7MJzjuIlEgBLba0uPhkfRrtIWjBVzAQ== |
| 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
| 2026-09-17T10:05:46.979708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078957observed 4b81e0ae3057c06aba80418036e29f27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:46.961437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078957/manifest.jsonobserved 52a28b10f6201e9a7e4b481a11d8f965...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:46.942161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078957/publication.mdobserved 9dfaedebf385a4d8f00d4af5bcaf5b5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:46.920485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078957/publication.txtobserved 164c362475b3f8c175f1425e308cdb5e...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. |
|---|