OT-2026-000020874
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000020874) never changes.
Identity and time
| Publication number | OT-2026-000020874 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-770c-a0e8-fbf451897d00 · 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-2026-000020874 |
| Status | PUBLIC |
Content hashes
| Canonical text | 807a57c477a74adb10158ed4a53e4a9682088659af1eb2088161b352d408a22d |
|---|---|
| Markdown | 167a78a31d89c6561cb26def76235a400b28baa6af9217451e098a30dc3174a1 |
| Publication page | ad616bee04dc83e4fbd923cf05dfd0eef0b5c1640ff2da1ce82b5fe8d24c7540 |
| Manifest | ccdb697969e026fe8fe5def77705718d1c31f29871a14ec49d5ae09153b85ee9 |
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 | Wq2aR5xWcTHEUpWPsKa+cksx9j6HfGv4buHuMlO956SYSL9lmMvg1OT7tZcjSpxpCjkUH1QKszSo3VQoMl5VCA== |
| 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
| 2026-09-17T11:55:58.904308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020874observed ad616bee04dc83e4fbd923cf05dfd0ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:58.887317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020874/manifest.jsonobserved ccdb697969e026fe8fe5def77705718d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:58.849036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020874/publication.mdobserved 167a78a31d89c6561cb26def76235a40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:58.812162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020874/publication.txtobserved 807a57c477a74adb10158ed4a53e4a96...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. |
|---|