OT-2026-000087990
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line 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-2026-000087990) never changes.
Identity and time
| Publication number | OT-2026-000087990 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa6-789f-84ce-942d6dc17dfa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087990 |
| Status | PUBLIC |
Content hashes
| Canonical text | f32174aab46f1ce996272a2690bb09a87a0699b57618223ac3e6145d67c62af5 |
|---|---|
| Markdown | 887e44b0aaf28bf880a03c0947fe5a50563c2b4a0893c3bc004d060475154f61 |
| Publication page | 1e9629844423d02f2a0814f0f7c35ee1974433e2f73407ff705711b7831bc030 |
| Manifest | 15cdf0ac4fbf362e444da2e16ef8edf865868577f72c248f80220b4961708836 |
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 | SAx2dFvludBMC55QKJB9ry/F6LGWXcu4ZRdgBsEAVOcTvjWaCwsSu/g0U/ZLDpnQbLA5Ml74v3N7woVz6TBICw== |
| 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
| 2026-09-17T09:49:17.618433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087990observed 1e9629844423d02f2a0814f0f7c35ee1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:17.599642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087990/manifest.jsonobserved 15cdf0ac4fbf362e444da2e16ef8edf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:17.580586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087990/publication.mdobserved 887e44b0aaf28bf880a03c0947fe5a50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:17.562352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087990/publication.txtobserved f32174aab46f1ce996272a2690bb09a8...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. |
|---|