OT-2026-000075807
Publication integrity record
Three bellows cup vacuum gripper, three zone face, 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-2026-000075807) never changes.
Identity and time
| Publication number | OT-2026-000075807 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7fc2-9a68-38252167901c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075807 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77540eaf5758f441b6eebdfd102834e9d0f97c2fc306bc16c36e7276e960f6f1 |
|---|---|
| Markdown | 04e3ef99cab07268fbb12b5c1b89126995b5939d38d9a2ac4649958176880528 |
| Publication page | 9a50bfa78ab81d3defdcf097313031bf68f4b80bfedc5180ec8f41597bd641b8 |
| Manifest | 71577ec99b20d919e7d05ec751a333b60a82227b8d20190db4e9bb3f4d41e5aa |
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 | qvyP23gNF/N1An1VU3pruw0y3IeagEGA2Ydntdx33ZLpAmI7DNNdDjg5YcxcI0rS3cifsXxT97aEYRhcWYe/BA== |
| 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
| 2026-09-17T10:14:18.706062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075807observed 9a50bfa78ab81d3defdcf097313031bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:18.563333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075807/manifest.jsonobserved 71577ec99b20d919e7d05ec751a333b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:18.543582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075807/publication.mdobserved 04e3ef99cab07268fbb12b5c1b891269...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:18.524178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075807/publication.txtobserved 77540eaf5758f441b6eebdfd102834e9...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. |
|---|