OT-2026-000011944
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, 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-2026-000011944) never changes.
Identity and time
| Publication number | OT-2026-000011944 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1942-75c9-883c-abef747ae4fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011944 |
| Status | PUBLIC |
Content hashes
| Canonical text | 91d88adabd0ec8d4cb7bfb0ff11de7e4d0e45a0fca01c0bee3190a29ef9e9301 |
|---|---|
| Markdown | f20c4cd23fe7c3b805ba2341ee31fa663787abd670b2cdefe4a1d58305c4b86f |
| Publication page | 0f8625956fdcd8091fa2f2ad8f1cec1a6f6908a9e1f03b1195d42b8d8efa6f5a |
| Manifest | f02b652c464296f87c3839ebce592b669fe8ae39651497bb9c42d8ecdd5d5fe7 |
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 | fRC1MjQgf08kj+RoolIuGknJVwE0Pb0ejsGf/irE0Q9xzQSof1KWFCK2hYoFpzd7RmQizAThoyEy8pH+PtQfBQ== |
| 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
| 2026-09-17T12:12:47.202820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011944observed 0f8625956fdcd8091fa2f2ad8f1cec1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:47.183294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011944/manifest.jsonobserved f02b652c464296f87c3839ebce592b66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:47.163466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011944/publication.mdobserved f20c4cd23fe7c3b805ba2341ee31fa66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:47.142938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011944/publication.txtobserved 91d88adabd0ec8d4cb7bfb0ff11de7e4...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. |
|---|