OT-2026-000021228
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000021228) never changes.
Identity and time
| Publication number | OT-2026-000021228 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-745c-b6a9-db3ea1e49f92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021228 |
| Status | PUBLIC |
Content hashes
| Canonical text | be21a1261fc8d6b2febeb03d3681719d99e95a0e59424e1fc7c2708bee5164f8 |
|---|---|
| Markdown | e96351426aa31a60e02e5928d2724b96462a276786c2b07a8289883cf419342b |
| Publication page | 58e6261a01f8552600accdfa4106940610d8cbc7d812a99de965dc74ec664bb2 |
| Manifest | 4166bf3443efeeb62e69c9d077fa7cd8d1714b68b348cca2d2c94241c8931586 |
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 | 82nkY7I2kidoQiUi4B0c6vB4/IfbTPhH9ZwqGIVbMGrccFJyVPnQr/whlsTmkefNuLOdxLxNdV651JdePSkiDQ== |
| 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
| 2026-09-17T11:55:02.192394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021228observed 58e6261a01f8552600accdfa41069406...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:02.173809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021228/manifest.jsonobserved 4166bf3443efeeb62e69c9d077fa7cd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:02.152140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021228/publication.mdobserved e96351426aa31a60e02e5928d2724b96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:02.135361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021228/publication.txtobserved be21a1261fc8d6b2febeb03d3681719d...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. |
|---|