OT-2026-000021511
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed blow-off before set-down
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-2026-000021511) never changes.
Identity and time
| Publication number | OT-2026-000021511 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7207-9c01-592b05176cbb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021511 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c1251f3bdc55c10b74711ec0217265515831cdc7c11f9cb1b8f0e692510d42f |
|---|---|
| Markdown | 5126cf737671a36fffb00ca325a60abcd338bba4a30ac78d966777745322a586 |
| Publication page | b797e4a3e5cad126c4a9f76dae03d06a13e9c0d175e4acf3e2addc60867f9014 |
| Manifest | 8fc34b6ffd1c271e439f8f756177aa9012f8736d564c49c1ad72600d1f9e1f42 |
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 | zSsrQ3rZaDJzZTPizYnvUKWSx5rrnGDEOpO5R+o+M30E+VaCsWwL6303Rkz9/6GsXlCLq3IQRvkZJkecALMyBA== |
| 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
| 2026-09-17T11:55:25.769842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021511observed b797e4a3e5cad126c4a9f76dae03d06a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:25.751674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021511/manifest.jsonobserved 8fc34b6ffd1c271e439f8f756177aa90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:25.734177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021511/publication.mdobserved 5126cf737671a36fffb00ca325a60abc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:25.716661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021511/publication.txtobserved 8c1251f3bdc55c10b74711ec02172655...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. |
|---|