OT-2026-000020900
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000020900) never changes.
Identity and time
| Publication number | OT-2026-000020900 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-71c1-9614-57b600458322 · 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-2026-000020900 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33ac4aa88ace3a42485b8b23dc8fcdcf8796b3e00a70940283b4c44ae703a9c1 |
|---|---|
| Markdown | 0c17715670ed9ab594bf0be3af718ba935221ccbf7e18f87d5a080bacae8b2ea |
| Publication page | 9002db47cc771c7366ed7293c69af615e93c7be8bd66e98fdd1ff21611e8b18e |
| Manifest | 39a86e91d93b576f06122819540cdce8800fe0ac8cf57a7d12910acf5727dbe9 |
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 | pEFT6aLVp0k6oyCxl83CS6RhH4GSoj9HsgDdliIpShpATNVTzmJLondv0ACudtdvZwuUtWNexGsl93GLe6bMAg== |
| 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
| 2026-09-17T11:56:00.955284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020900observed 9002db47cc771c7366ed7293c69af615...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:00.937354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020900/manifest.jsonobserved 39a86e91d93b576f06122819540cdce8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:00.919760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020900/publication.mdobserved 0c17715670ed9ab594bf0be3af718ba9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:00.903546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020900/publication.txtobserved 33ac4aa88ace3a42485b8b23dc8fcdcf...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. |
|---|