OT-2026-000019513
Publication integrity record
Single cup vacuum gripper, common isolation valve, 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-2026-000019513) never changes.
Identity and time
| Publication number | OT-2026-000019513 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7ca3-bf2a-5bc012a66fd0 · 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-2026-000019513 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61e0ba88488553f5941939e6a65e96d939af00670ccb6e2777585145954c0c05 |
|---|---|
| Markdown | 62ed2b9a28459374832014fd186efb3df56d4458429f8b82a396293714803060 |
| Publication page | 7c40e04cbe61ced25ddafb4bfbb5b62bb44563d47207d09d4d2ce785213a6e9d |
| Manifest | 7853f70dddaca176207e0f394db5397ae2c9337999d8cd8590ec42cff5aca967 |
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 | wKmmfvw60Bp/An/FtIme20A/ZrJ3qwGoZLDfSSMlB84tvMhirNBorrag08jIghsyp7hi3/pxoAJrUcdATcYbCw== |
| 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
| 2026-09-17T11:58:56.765626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019513observed 7c40e04cbe61ced25ddafb4bfbb5b62b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:56.746477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019513/manifest.jsonobserved 7853f70dddaca176207e0f394db5397a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:56.727234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019513/publication.mdobserved 62ed2b9a28459374832014fd186efb3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:56.709360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019513/publication.txtobserved 61e0ba88488553f5941939e6a65e96d9...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. |
|---|