OT-2026-000021028
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000021028) never changes.
Identity and time
| Publication number | OT-2026-000021028 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7b5c-b5db-836ac33e4469 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021028 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2ed66a4994ca992fe740edfef264c1949dcc3588ecdd1aabba49ab924957f52 |
|---|---|
| Markdown | 15fc181a2d40b4e696cbeb54ed0c629ed8303f02b9ab1f26941aab419faeae0c |
| Publication page | c9f072b123efa7f2b269b4c1f07abf808b29302607112f183996db3a0230dc77 |
| Manifest | 0275d816dbe395c87e2e6e5525089bbd19b625e09e0e9385e999a70e95624806 |
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 | fJWVGkEU9Jo7pBSJGy2IcuGbvJmppo2+hhUem/rC/+DnxO7eAaVvO01hSu6zqLDIW+WW21BKAbAataj76l6AAg== |
| 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
| 2026-09-17T11:56:11.401204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021028observed c9f072b123efa7f2b269b4c1f07abf80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:11.381385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021028/manifest.jsonobserved 0275d816dbe395c87e2e6e5525089bbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:11.363152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021028/publication.mdobserved 15fc181a2d40b4e696cbeb54ed0c629e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:11.344031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021028/publication.txtobserved f2ed66a4994ca992fe740edfef264c19...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. |
|---|