OT-2026-000043989
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down
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-2026-000043989) never changes.
Identity and time
| Publication number | OT-2026-000043989 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d679-726a-b05b-a6728e70d8a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043989 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3ddc4bfcda882aa7773a39fdb42da7455e532f35093597899961509e8168027 |
|---|---|
| Markdown | 569326b85b784d32f7591b3459b4b0552f46674965633873d0b49f1edf72f71b |
| Publication page | 8231a2f250fdb15dceefe62a81e964aee58f84ac8e4299cb5fbeeda57a43df3d |
| Manifest | 9b2914060db2a4798a828c2a5021253905f0a52274b78a8c0a7eaec651e62274 |
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 | 2CASVQHaffm7h9x7Ew2l698vzvTTvLXlnSC7ZzwyPhQsvXjMURTPyvPKTKcHXFQAF2ncuhx7iZG0glPlhkN6BA== |
| 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
| 2026-09-17T11:12:21.564839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043989observed 8231a2f250fdb15dceefe62a81e964ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:21.545380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043989/manifest.jsonobserved 9b2914060db2a4798a828c2a50212539...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:21.527109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043989/publication.mdobserved 569326b85b784d32f7591b3459b4b055...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:21.507328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043989/publication.txtobserved a3ddc4bfcda882aa7773a39fdb42da74...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. |
|---|