OT-2026-000013855
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000013855) never changes.
Identity and time
| Publication number | OT-2026-000013855 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7e3a-979a-9a147e880f45 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013855 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56ac38982ae280094096571f114c8b82cfea4937540fd92ac2d3f76bd41a5416 |
|---|---|
| Markdown | 5f5ee5a5605ed337c543dae1930da3e4c5e7199e71bc6e45b489579bf6c43ae1 |
| Publication page | 76b9f9b9c924a9be13bdd25b5f43d1ff82333e5660901717fd760710aa9ad2de |
| Manifest | fc80cb4821485e0f1b628772fe968944c1604c9e1d53f8ef79c9b70e03caf45d |
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 | GDbOmSk2zt1cp7sKxas85hKgL9nCrCN+92FEz0keEc7HehvH2TL5tRH0dNYRBYLmNyDivlsg+kSOrtcuAb8nBg== |
| 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
| 2026-09-17T12:08:57.898371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013855observed 76b9f9b9c924a9be13bdd25b5f43d1ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:57.881443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013855/manifest.jsonobserved fc80cb4821485e0f1b628772fe968944...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:57.860054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013855/publication.mdobserved 5f5ee5a5605ed337c543dae1930da3e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:57.840219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013855/publication.txtobserved 56ac38982ae280094096571f114c8b82...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. |
|---|