OT-2026-000053749
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000053749) never changes.
Identity and time
| Publication number | OT-2026-000053749 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735d-7b09-b883-44d34be2282e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053749 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b8f948c4a34ca2b3432100d39de02af535344cfde3808e6ce9374c675e17d57 |
|---|---|
| Markdown | f0883ecd6affea8b817b55c473c1f6215698e3bcb56ccb3e8153731ad941c4d8 |
| Publication page | 4dc012b28e19514b38656364d6a0ac289d73ec132d8b23e2f3376b74de496fcc |
| Manifest | fb051f9a191ca3b3776e2826ee522cd3ca72d679ce62c9cd11859b35f87e8d98 |
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 | kd+O3NCyxuz5eT979qc4L79u9HZOyzNr6EpGlwfAnDL4rH6BMGgQ4ceOaZamB/h/lEM2dL176jEnvpqiH12UAQ== |
| 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
| 2026-09-17T08:40:22.308120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053749observed 4dc012b28e19514b38656364d6a0ac28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:22.288989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053749/manifest.jsonobserved fb051f9a191ca3b3776e2826ee522cd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:22.269824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053749/publication.mdobserved f0883ecd6affea8b817b55c473c1f621...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:22.247829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053749/publication.txtobserved 1b8f948c4a34ca2b3432100d39de02af...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. |
|---|