OT-2026-000028415
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000028415) never changes.
Identity and time
| Publication number | OT-2026-000028415 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7a00-9734-4966276da248 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028415 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9048bad5806c8e0e144cf930cabd8748861b905032bfc3303e8f590dceacaa19 |
|---|---|
| Markdown | 8595a823739919757d1e7ebca03085ee443f910c6be1437ac47b98b02b1e8669 |
| Publication page | f010607476705ecbb8d3a4e8e610118d19aab5a6e70b940f9ccfee3ef1f738bd |
| Manifest | 603df6318a08ac8ad55a56a10de56422cf3d1587cce4208eb10abdb0d1d75d55 |
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 | 6DDaXR5JM0EJp56kNavMRGpMIrQJom2mMsbYsqHUDZ/Pho4+QicSPDSz/aHKG1+McVT2EtHuic9sKOoBkN8fDQ== |
| 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
| 2026-09-17T11:40:32.799580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028415observed f010607476705ecbb8d3a4e8e610118d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.782050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028415/manifest.jsonobserved 603df6318a08ac8ad55a56a10de56422...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.734609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028415/publication.mdobserved 8595a823739919757d1e7ebca03085ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.682672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028415/publication.txtobserved 9048bad5806c8e0e144cf930cabd8748...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. |
|---|