OT-2026-000029108
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, sustained 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-2026-000029108) never changes.
Identity and time
| Publication number | OT-2026-000029108 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7d2c-bdda-d3be339b16fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029108 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d47b91c17f7028acdbaee7c8fe30c187e8cedf7f7b3a6ce0d2e9e8feac2e829 |
|---|---|
| Markdown | 7dc888d8010aa53729ae20440cb46bcc768c131731016c8fb38b69ddf6918761 |
| Publication page | 97660d9a5246864d4dd0024fad516fa3c36f1bed980abbaa6fda8d13164765e2 |
| Manifest | 89807c482064faeaf42633304c5c86518c17bf2909309d76f74b43809ccbbef6 |
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 | CeJu3ESoqCiT7S9J0sHoeCBW7w0CY8ubWjpc2hFKbKuFjSxFNGLMeJp5qq21IlMhsD6AAzNATuY5gKRDCG6ZBQ== |
| 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
| 2026-09-17T08:20:52.185924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029108observed 97660d9a5246864d4dd0024fad516fa3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:52.044815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029108/manifest.jsonobserved 89807c482064faeaf42633304c5c8651...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:52.026439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029108/publication.mdobserved 7dc888d8010aa53729ae20440cb46bcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:52.008682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029108/publication.txtobserved 9d47b91c17f7028acdbaee7c8fe30c18...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. |
|---|