OT-2026-000012587
Publication integrity record
Four cup vacuum gripper, four zone face, two stage ejector, 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-2026-000012587) never changes.
Identity and time
| Publication number | OT-2026-000012587 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-70da-8b69-08d968a21863 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012587 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f4f7fb664beae7039ac2ca09032ceb621a2f0fc35afa5c3b02c51b548642288 |
|---|---|
| Markdown | 221cabbec8cec707810b359678e3ddc0af51f532781f1d917e373e21c25eddf1 |
| Publication page | 1838357507fb361216e930ca63b80cf5fc32455e050d4e43ed2d9cf49f8cecb7 |
| Manifest | d29a69cd3407be9305d4eb783274dab9e91e4ad0c508543d26c89a824b2da169 |
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 | xBfniIZBZ28Y3FfszZrLiAyV4MoEDzpS/g8g617JaBxx5ZyZrl2rC1SpUy9QmdZFZJmNLrT//qR0HBgF1NDcBw== |
| 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
| 2026-09-17T12:12:08.583666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012587observed 1838357507fb361216e930ca63b80cf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:08.564907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012587/manifest.jsonobserved d29a69cd3407be9305d4eb783274dab9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:08.545551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012587/publication.mdobserved 221cabbec8cec707810b359678e3ddc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:08.528494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012587/publication.txtobserved 5f4f7fb664beae7039ac2ca09032ceb6...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. |
|---|