OT-2026-000015840
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000015840) never changes.
Identity and time
| Publication number | OT-2026-000015840 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4c-728c-b8e1-d79b7c3edae0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015840 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0d30de5be8b30b08e03f9e165ac55d5f4f486e016157b10b70919b04e24a7b94 |
|---|---|
| Markdown | e5902f67f90152d393677379c61d56080981b8c0f63082f4262f5c8846726690 |
| Publication page | f5829da06344975784d4d15d0bdc63737a0e5ce40bef6394f08d22861a37f85b |
| Manifest | 4067fd5dcc6d4bf8a562fa84ca047339e1a650ea619c324e5c5f349f1e0454c5 |
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 | e2EQuI6vjznDtA5XzUqgv9dElD8sL1fvx0teRB+tQs3kcmftyzSdf/EJawZeQ7ZjmBSHz7sxIVsnHN2dZYRZDg== |
| 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
| 2026-09-17T12:05:09.782068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015840observed f5829da06344975784d4d15d0bdc6373...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:09.764696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015840/manifest.jsonobserved 4067fd5dcc6d4bf8a562fa84ca047339...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:09.745883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015840/publication.mdobserved e5902f67f90152d393677379c61d5608...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:09.725114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015840/publication.txtobserved 0d30de5be8b30b08e03f9e165ac55d5f...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. |
|---|