OT-2026-000022826
Publication integrity record
Foam pad vacuum gripper, common isolation valve, 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-2026-000022826) never changes.
Identity and time
| Publication number | OT-2026-000022826 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7311-b951-0243f723eb5b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022826 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9505a7c9bd07cdf37c31536417c20e2915b28ba51bde0a74952b02fb74f9981e |
|---|---|
| Markdown | 367848c5b7cde375d3d84fcb839f863a740315adb11eb496e6162f3262c56318 |
| Publication page | be440ed5e817f97b9b470ba5fa84999c4cc41e573395a256a5ad473c3183b823 |
| Manifest | a6890442094dd7c5b4f1f78ff9ad4b90285fb7b74ee78a04bf8f394847f5fc02 |
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 | gfAwV91gHxr4hRI1eQiBQmZMa5XnqpzM7JDoSQ/ZEnCQD3ryGVDNxckAxopqwuObzM/9LvGXbRnTdu9XYCTHAg== |
| 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
| 2026-09-17T11:52:21.450679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022826observed be440ed5e817f97b9b470ba5fa84999c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:21.433005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022826/manifest.jsonobserved a6890442094dd7c5b4f1f78ff9ad4b90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:21.414957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022826/publication.mdobserved 367848c5b7cde375d3d84fcb839f863a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:21.396481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022826/publication.txtobserved 9505a7c9bd07cdf37c31536417c20e29...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. |
|---|