OT-2026-000018647
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, pump 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-2026-000018647) never changes.
Identity and time
| Publication number | OT-2026-000018647 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-79c0-b140-8a5416884e35 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018647 |
| Status | PUBLIC |
Content hashes
| Canonical text | f86249a3815915e3b910837a4d0ce1b0aa52bd50a5bea90598f8c8db8688500d |
|---|---|
| Markdown | f5711a0ac63e59731f9af1e3333b1a08fa807b95bce9ef996d2bc6aa3cfeb50d |
| Publication page | db9abb7bcb2f5d59b07010f4e8a2df68dea2b020dfce0b0dca4b03f341e65d85 |
| Manifest | f6a45e97cee33a048504921dcc5bec2ace33cd5e5b304973e5e4323201410aad |
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 | 9wz1MWNwfZVrNtu3lCVHeP9vfbuy4+hsW3LO13sFXwmpJI7yF/NzcaI9ug6GKogR9SecA/di86sNgTKYg2JQDw== |
| 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
| 2026-09-17T11:59:08.849989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018647observed db9abb7bcb2f5d59b07010f4e8a2df68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:08.830563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018647/manifest.jsonobserved f6a45e97cee33a048504921dcc5bec2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:08.811039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018647/publication.mdobserved f5711a0ac63e59731f9af1e3333b1a08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:08.792222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018647/publication.txtobserved f86249a3815915e3b910837a4d0ce1b0...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. |
|---|