OT-2026-000023921
Publication integrity record
Single cup vacuum gripper, common isolation valve, three 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-2026-000023921) never changes.
Identity and time
| Publication number | OT-2026-000023921 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-7e45-963b-b31ffe175269 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97830777477fe5c8d9f185f7f33b64929631ffdc7739c582e2e6db14fa9cb8b4 |
|---|---|
| Markdown | 2f6431c449383661f5cb12c13a25f1665319a33c512095016c77eabd7ea706d5 |
| Publication page | 29ea3d23be475859cfb0a7c91d3cef3ce6a130b1e71699403638a58e5fa09001 |
| Manifest | 2cc055de3fd11f0fe031f55a19de8af370398755d44ca4e5e5b3b0b1775fa5db |
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 | K33NXEmRxz2rOsjE65I6eT3V7AKOtAL6S8HCvRC5Lt4+wLolpuaPbH1+V4xMxQJh+N8xcb4ys60IFZelJ5q+DA== |
| 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
| 2026-09-17T11:50:32.611824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023921observed 29ea3d23be475859cfb0a7c91d3cef3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:32.593967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023921/manifest.jsonobserved 2cc055de3fd11f0fe031f55a19de8af3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:32.576792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023921/publication.mdobserved 2f6431c449383661f5cb12c13a25f166...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:32.557734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023921/publication.txtobserved 97830777477fe5c8d9f185f7f33b6492...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. |
|---|