OT-2026-000044224
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000044224) never changes.
Identity and time
| Publication number | OT-2026-000044224 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d67b-716b-bec3-ca883bdbbb1f · 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-2026-000044224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8eb5e6f4aab5d5a37963bb29f8a371716145e240ad7ce2b4d039881ef1ad9af9 |
|---|---|
| Markdown | c0f32c9ac61782873db3f3d48ef8c13cca1a0161d91f211f3e1e054a4ff75cb9 |
| Publication page | b22a43de4a26f7193c265b1d97d0c9f9c9645c68a2d6ac9cf4b96f3af370ead9 |
| Manifest | 1f07d95adbddfb76f6e7583a9eab0b6d92d64e8dbeebe489fca3e3c55661293d |
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 | uI257YXxQe5cpOQOZ5PQ5fCcnP86nf/OG8E/mZq2j9BicyTze+OgQtIXbPjizbXMqnybsGg8vE4s2+4u8Ta2AA== |
| 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
| 2026-09-17T11:12:47.076158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044224observed b22a43de4a26f7193c265b1d97d0c9f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:47.057306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044224/manifest.jsonobserved 1f07d95adbddfb76f6e7583a9eab0b6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:47.036403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044224/publication.mdobserved c0f32c9ac61782873db3f3d48ef8c13c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:47.012298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044224/publication.txtobserved 8eb5e6f4aab5d5a37963bb29f8a37171...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. |
|---|