OT-2026-000011820
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000011820) never changes.
Identity and time
| Publication number | OT-2026-000011820 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1941-771b-8e60-d756c8122f7d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011820 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65354a27a4e60b78deb6938017403a809945c64d347fe198f45ad1d66ff445af |
|---|---|
| Markdown | 7182e28a46b22ead9b8198eab31ef64d181ccab5d84212f1a6a408808f0fd7cf |
| Publication page | 9caa89db05acef575e22fbe74348dfcc6ae4a0b58713e52de3552017a6c00c44 |
| Manifest | 0c1e7b616934a56ebae1be91ad58503c5b2e179d5544a1950632cf2615355cf7 |
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 | Y+uaGpSblmMrLRDCa5bGh6f8Xz5gqv2lVfDdUL8EABldV4pFKNd7wdXbiPdcizR5WVO3ZJbQzwo7GEVoaxXmBA== |
| 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
| 2026-09-17T12:12:33.111109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011820observed 9caa89db05acef575e22fbe74348dfcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:33.092957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011820/manifest.jsonobserved 0c1e7b616934a56ebae1be91ad58503c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:33.073387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011820/publication.mdobserved 7182e28a46b22ead9b8198eab31ef64d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:33.055579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011820/publication.txtobserved 65354a27a4e60b78deb6938017403a80...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. |
|---|