OT-2026-000052030
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000052030) never changes.
Identity and time
| Publication number | OT-2026-000052030 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-737f-b7fd-61f1c6202093 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052030 |
| Status | PUBLIC |
Content hashes
| Canonical text | 081965bd5ae2d4e018242d22db806e92762cf22e9cced4274e9248d0af93629f |
|---|---|
| Markdown | ea7c0374942b42ceb31ce374653ab5924549dbb429e5714e905262bba9a6eca2 |
| Publication page | 1150cc3c7627e90b0f43e504bd6e696b1ebcbd0dbdf3fae9bbdd6616136a8bc4 |
| Manifest | 590be25b6227ec98a95165c450b94a38af4c9878da63ef0684f0d0ebe8b79a27 |
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 | syu9Ce1IuIEhCiD/XIR0gKIqsUicrx0eYrr8/nEmdQF3OVveCilhRLijJ7R8OL1MNL89Qkyywmexh0p47+01AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:32.635396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052030observed 1150cc3c7627e90b0f43e504bd6e696b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:32.617767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052030/manifest.jsonobserved 590be25b6227ec98a95165c450b94a38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:32.601048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052030/publication.mdobserved ea7c0374942b42ceb31ce374653ab592...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:32.585393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052030/publication.txtobserved 081965bd5ae2d4e018242d22db806e92...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. |
|---|