OT-2026-000033190
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000033190) never changes.
Identity and time
| Publication number | OT-2026-000033190 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4844-726e-b513-4ed417f074d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033190 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c558ad7f3cb347f2859f6d6dbc55ac7d4df233f9ad2b45c7577b8f6757facb6 |
|---|---|
| Markdown | b3bf002d9784dd0468177e945d1ffa517cf57357c213b8e5b7fef763d78b7168 |
| Publication page | 4e1b5cc7048a4dbb00bb6e533a6bd8dd086f30d9659ac4a48d4d3728d6d4125d |
| Manifest | 77c54730c26421a07526d3dbf22b8ab1a64834fa25deb80dfe11c55e36a2e456 |
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 | cMnRRUdLgL9wkygz4PoYOEXcbTCmf5wsvg2tAEU2rrwqXKDgPZwLlAqssMH8B0/B/pMAo+mXa2HK3rwjyJPwBg== |
| 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
| 2026-09-17T11:32:53.173677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033190observed 4e1b5cc7048a4dbb00bb6e533a6bd8dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:53.155444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033190/manifest.jsonobserved 77c54730c26421a07526d3dbf22b8ab1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:53.135226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033190/publication.mdobserved b3bf002d9784dd0468177e945d1ffa51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:53.117756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033190/publication.txtobserved 9c558ad7f3cb347f2859f6d6dbc55ac7...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. |
|---|