OT-2026-000020725
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000020725) never changes.
Identity and time
| Publication number | OT-2026-000020725 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7412-bb69-b49f8cad1667 · 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-2026-000020725 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ac6424e1a05618c0a5c9b2f846dbe950dafbd2ed44eac8a251bca15daefb93f |
|---|---|
| Markdown | a8364f8d4f1687564ca99d026d9785de20f2e8acfe53be96aa26734b3f701246 |
| Publication page | d01e79b75138a80545023a897d62980d809604ca359942ab4fdfe96908c8f47e |
| Manifest | 25c33230b91deff890f82693952ee34df39171ed497240b75f741f91562c3724 |
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 | sZLxVlv+b23PEMu1V6WYAhbwe1CuBuJlBr2RpsBHszDrTbX4l9iAl9BfSsi4cb5O3X9Dkd1jiPGZkFkFXEmSCw== |
| 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
| 2026-09-17T11:55:47.079605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020725observed d01e79b75138a80545023a897d62980d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:47.061318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020725/manifest.jsonobserved 25c33230b91deff890f82693952ee34d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:47.043052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020725/publication.mdobserved a8364f8d4f1687564ca99d026d9785de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:47.022987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020725/publication.txtobserved 9ac6424e1a05618c0a5c9b2f846dbe95...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. |
|---|