OT-2026-000019495
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, 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-2026-000019495) never changes.
Identity and time
| Publication number | OT-2026-000019495 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-71e6-996f-9ff54c35a6c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019495 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15783e180c7a01839fcdd13f5ed2f4d40dc070f51b5cbf47db788c9983c3853a |
|---|---|
| Markdown | 6cea6029a201776cf7ad528ac8dafa365799f52579ff42af97c18ea92644cb6d |
| Publication page | 8291b42f15c642826ccc109c14df0d7d707b66a865e35d002e31f357d36065a2 |
| Manifest | 165f09fe31d4b5bdf649d908f63ad1ad1509bbdd7faab9ff78cf4961c94ebcf8 |
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 | pgj7wJqHNVjZ5xV3SOIx2HXHD/rmQ1ISJESBTNbf32UPYGsQ3HeQCnYJ/UndLKUgAKTNX+aBTw25nX8GoOr0DQ== |
| 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
| 2026-09-17T11:58:55.364203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019495observed 8291b42f15c642826ccc109c14df0d7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:55.344498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019495/manifest.jsonobserved 165f09fe31d4b5bdf649d908f63ad1ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:55.326258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019495/publication.mdobserved 6cea6029a201776cf7ad528ac8dafa36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:55.304728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019495/publication.txtobserved 15783e180c7a01839fcdd13f5ed2f4d4...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. |
|---|