OT-2026-000028964
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000028964) never changes.
Identity and time
| Publication number | OT-2026-000028964 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-790e-a276-650d48e57cff · 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-2026-000028964 |
| Status | PUBLIC |
Content hashes
| Canonical text | ee7d9b4bed1110f018858569a20bfbfaac79e15f4ddbf7ef0e75417fe9d01169 |
|---|---|
| Markdown | 81cacb545d719465983b62e1a2fb16b6a9ab4eca9bacc0c2eb3d57b489e4e7cf |
| Publication page | 349bd38a010c7f4df0c38ac5bc52c4d57745dd1d8106bd331f86277b328e0594 |
| Manifest | f7fe181003c2e4fa10f0346d9aac1900ec073119141550489c9f1b105e68d604 |
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 | lcnGH5YJHr65j6jWErGLqhiB1ZROKGvPQUXKzb/vPYCyywdxNrsuWYyjy5z3LKdXMkcjWebiqdDCxnlOu5MHBg== |
| 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
| 2026-09-17T08:20:27.957673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028964observed 349bd38a010c7f4df0c38ac5bc52c4d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:27.938864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028964/manifest.jsonobserved f7fe181003c2e4fa10f0346d9aac1900...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:27.798171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028964/publication.mdobserved 81cacb545d719465983b62e1a2fb16b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:27.779291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028964/publication.txtobserved ee7d9b4bed1110f018858569a20bfbfa...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. |
|---|