OT-2026-000019393
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000019393) never changes.
Identity and time
| Publication number | OT-2026-000019393 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7023-8303-a9ffcede8f16 · 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-2026-000019393 |
| Status | PUBLIC |
Content hashes
| Canonical text | a979477c27488b3088f7b2dbacf598da1ea5b24391132b438ccf7f84c870e0e3 |
|---|---|
| Markdown | 8cb4f649e6681b319a662c70284250b2399847f2d1d8139f69963ac5069b5630 |
| Publication page | b2b047ab04e4da7f1968a0f8f763ef84017fc58fcba0d2248cab04b0c3e644af |
| Manifest | 9469a21a73608c3b7e26bdcbc2d03689884caaef8daf56711a33e6a4cd0ccb16 |
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 | x3H5ru2m+7hu/W/FxsSKtfLRfoFKxdkEnAzo3JT8XAx7+YSrPSKA5UI0j+aNpxo0K3kSUUl6s/wsOe6JsMOWDw== |
| 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
| 2026-09-17T11:58:46.689459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019393observed b2b047ab04e4da7f1968a0f8f763ef84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:46.671442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019393/manifest.jsonobserved 9469a21a73608c3b7e26bdcbc2d03689...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:46.653343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019393/publication.mdobserved 8cb4f649e6681b319a662c70284250b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:46.633515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019393/publication.txtobserved a979477c27488b3088f7b2dbacf598da...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. |
|---|