OT-2026-000019681
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000019681) never changes.
Identity and time
| Publication number | OT-2026-000019681 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-7828-b036-ef2e62d3b3f9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019681 |
| Status | PUBLIC |
Content hashes
| Canonical text | c956f056b0d856e78cf92d79f4259c060afc3df93745855a2c4928aec2251a48 |
|---|---|
| Markdown | 2234fa2377cb570989660ca9ae11785e5418a1c32c5ee2388ef07d7b66bc8a1a |
| Publication page | 6dde1c9ac43c1d1f6a35ca5c05f6f3ec748c77ee3d303fff96a5c2677a592330 |
| Manifest | 4b8a4301d32ab0630bbb936ecc6961d52103a19d8789c6d46c6537bd5cc68f9a |
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 | EHvwscrtFYB9D8MglWZm8EBdsLTrF6WZRw5NXU+nobjWsuSbsO7Hi1iOr5MSSPfaQ1v9QKOR8S5bjUNA78tIDw== |
| 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
| 2026-09-17T11:57:45.292528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019681observed 6dde1c9ac43c1d1f6a35ca5c05f6f3ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:45.274651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019681/manifest.jsonobserved 4b8a4301d32ab0630bbb936ecc6961d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:45.255882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019681/publication.mdobserved 2234fa2377cb570989660ca9ae11785e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:45.239700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019681/publication.txtobserved c956f056b0d856e78cf92d79f4259c06...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. |
|---|