OT-2026-000020886
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000020886) never changes.
Identity and time
| Publication number | OT-2026-000020886 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7617-a316-27628128bb47 · 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-2026-000020886 |
| Status | PUBLIC |
Content hashes
| Canonical text | c203fb33942e21eae45a7f7a0348040e6db65ea9d29ed455b502164338951b36 |
|---|---|
| Markdown | 68770fac6f4bc4d3cbead4e4ca1be8ae969bbfcf732f401e1e4c70e7109509b7 |
| Publication page | ecb1ea68f68fd6367ffcd128932f3999203d42b3326397ed0c625251de5d0a38 |
| Manifest | c56db261ec58474e02faae5061bde458f416e5808a53bada5eeefd3cb1651a41 |
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 | ApMJdTUxx14GoNMIwC7XjJDO4Uluw6nzjIQOMY+TXGIYaiOibe0O9S87aKiMtVNb/+HbxahXiDb/1L4MoEMEAg== |
| 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
| 2026-09-17T11:55:59.872516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020886observed ecb1ea68f68fd6367ffcd128932f3999...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:59.852678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020886/manifest.jsonobserved c56db261ec58474e02faae5061bde458...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.834808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020886/publication.mdobserved 68770fac6f4bc4d3cbead4e4ca1be8ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.815851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020886/publication.txtobserved c203fb33942e21eae45a7f7a0348040e...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. |
|---|