OT-2026-000015161
Publication integrity record
Single cup vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000015161) never changes.
Identity and time
| Publication number | OT-2026-000015161 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef47-7074-9ec1-b9ab087e7f49 · 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-2026-000015161 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1a62524bf9a9b86d4bcef17704e255d6c453681238e7d0e0effe0c76da68aa9 |
|---|---|
| Markdown | 3f957dbd07ef3b558c58e0688eedee291d20bdae40e8ba468341558c04ac37b6 |
| Publication page | b3c0aa901d27f6cf74a452c740963c25f23dec80b84e2510ad0d316dc49eebae |
| Manifest | 911084d3b3f757bbf997bcfa32510f30af7c4893048024af9d4c8a4fbe17be0f |
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 | EJGITTOQ0tfs3/KnThyFc1/wN7zSfWadfAMbKM4QpL0CAV78mqjNs1x/K9rDJjL5XvydiRn3IBry1tVHGV+8DQ== |
| 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
| 2026-09-17T12:05:46.437256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015161observed b3c0aa901d27f6cf74a452c740963c25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:46.418608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015161/manifest.jsonobserved 911084d3b3f757bbf997bcfa32510f30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:46.399111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015161/publication.mdobserved 3f957dbd07ef3b558c58e0688eedee29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:46.377978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015161/publication.txtobserved a1a62524bf9a9b86d4bcef17704e255d...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. |
|---|