OT-2026-000015304
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, pulsed 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-2026-000015304) never changes.
Identity and time
| Publication number | OT-2026-000015304 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-74b4-b9e2-005ddd176711 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015304 |
| Status | PUBLIC |
Content hashes
| Canonical text | dacc8447cdc8d33b2dceded271c4f948175bb176cbf40976a9af01fbb87d1b5b |
|---|---|
| Markdown | 345606f8479535dd0c63998bae4dff630bea95080226dbe628e761a0c28a85aa |
| Publication page | a019f33dc37da560a7af4ee9aed87234ff58b37c3a64a0a3497a9b69782a3b09 |
| Manifest | c36695cef683bfa909e9de823c18fbf5e177d1dfed0782cc1eac3eaffc8acdf6 |
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 | u3e/TZ/SFD7GsMvSGany8ltixer0rPBa9InYeoVCvHkcTrO988B7H+1fLGDVCSSQ00ii9wCLNH9+xWMXs7OpAQ== |
| 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
| 2026-09-17T12:05:59.680774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015304observed a019f33dc37da560a7af4ee9aed87234...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:59.663109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015304/manifest.jsonobserved c36695cef683bfa909e9de823c18fbf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:59.644301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015304/publication.mdobserved 345606f8479535dd0c63998bae4dff63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:59.625838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015304/publication.txtobserved dacc8447cdc8d33b2dceded271c4f948...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. |
|---|