OT-2026-000031571
Publication integrity record
Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000031571) never changes.
Identity and time
| Publication number | OT-2026-000031571 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87af-7f95-a1d9-216e48916d01 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031571 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd70030c6deef53be4d1e29576e07d422a3fc3df9bf7efdc922f55d0ad7937a3 |
|---|---|
| Markdown | c0ac9d543a1729bf6ce2d8d970461d0f904af808f84211b3f5c9bb2cb1ca48f3 |
| Publication page | 52d66328d46612187d91a247e54b459a454066483ebefc4520cf19d04cfd5b9f |
| Manifest | 806d72fdf87a7aa5d4d7519c01dbd22512cd9e806e04b192a153a852395eb017 |
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 | 1J9q33jgPehtGPVSY5lLAjq79ylkptHy2YPqXy/zaMXjHLonZ6VLR08JXKnHYsVy/uFQpBsuU7Y+bEEJKpSuAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:36:25.284684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031571observed 52d66328d46612187d91a247e54b459a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:25.266454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031571/manifest.jsonobserved 806d72fdf87a7aa5d4d7519c01dbd225...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:25.246886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031571/publication.mdobserved c0ac9d543a1729bf6ce2d8d970461d0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:25.227867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031571/publication.txtobserved dd70030c6deef53be4d1e29576e07d42...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. |
|---|