OT-2026-000013815
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000013815) never changes.
Identity and time
| Publication number | OT-2026-000013815 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7a25-b180-045c2edf9176 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013815 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7f49478195ad29ae840c94cccade6cf171357c08ddd3784aaa517d493a7152f |
|---|---|
| Markdown | 9523ff3d23b5f66c30505fe9beb658316c2e1f24a183631048bbc8bbe25708ef |
| Publication page | 50d0c40e6dd741766d8279a4cc38369563d2ae8ef9a3ad035fb6ac1f91e49517 |
| Manifest | 5a117803defdc9d74ab21e686d51eeedaa6c02029125812422a2bbdc4bc7a787 |
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 | 2n80ITVlKPZsB1Fbu6x6uN9cE9buR5TDD/UxdXim7icqPjSM4AYQsbG9dpBhd/iiFuBXkriG6nXZSH9Mrty4AA== |
| 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
| 2026-09-17T12:08:54.709467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013815observed 50d0c40e6dd741766d8279a4cc383695...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:54.690267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013815/manifest.jsonobserved 5a117803defdc9d74ab21e686d51eeed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:54.671575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013815/publication.mdobserved 9523ff3d23b5f66c30505fe9beb65831...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:54.651181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013815/publication.txtobserved e7f49478195ad29ae840c94cccade6cf...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. |
|---|