OT-2026-000030346
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000030346) never changes.
Identity and time
| Publication number | OT-2026-000030346 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e501-73a3-b601-11ecaad2426c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030346 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7755ee1f9be7e71f806eb5b1e10e2558b5a445b87f65369bb30d495a12f7c590 |
|---|---|
| Markdown | 3d2df32bf3ac1ce246a450aa2e4c8ecb13857ebc4db8f41bdcd9b5677dcbbd13 |
| Publication page | f09c23012290edfb28b8c44a76a64f6bed5b82df93ef6448b897601bf62865c3 |
| Manifest | 8c7c7741f6b103826b2ecd854095c584fa1f3288a5fd95bcc1f4c15eddd91a1a |
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 | QR/u92NKxwNlXkEtSvyUC9Eaod1ezBATYBnglKoJADZ95o+mTMDBr8CsPSq9Kd2yQIOpBlxrupVzzcKcXK8HBw== |
| 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
| 2026-09-17T11:38:03.653147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030346observed f09c23012290edfb28b8c44a76a64f6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:03.636222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030346/manifest.jsonobserved 8c7c7741f6b103826b2ecd854095c584...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:03.619610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030346/publication.mdobserved 3d2df32bf3ac1ce246a450aa2e4c8ecb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:03.600861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030346/publication.txtobserved 7755ee1f9be7e71f806eb5b1e10e2558...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. |
|---|