OT-2026-000056183
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000056183) never changes.
Identity and time
| Publication number | OT-2026-000056183 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4c-78b9-8cb5-c23736b6f418 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056183 |
| Status | PUBLIC |
Content hashes
| Canonical text | c84ae83b91fa070af68e8e82ed8e2a4de3d0eac6c7dbf19124a718ba6b5ce2c5 |
|---|---|
| Markdown | f2bfd088dff45a5f79741f688d94aebbfa9a1e725605aeb6ea4bcfc737695196 |
| Publication page | 48166157a5255c1af3770d265e072fd9aebe60fc50aa60bd79dcb5677dad107f |
| Manifest | 1657d2ea2a699d710332fc2144e0bf5201d368fee50a83138fbaa25272d7d7b5 |
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 | S3ZOfodGtPPRsv0ZDFC4ZNnDr4yrTK34yyGK3UWYO757TCUD4pYXd+Qr12bHt791a4v2rvMfi/ee04yFz5RPBQ== |
| 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
| 2026-09-17T10:51:44.788902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056183observed 48166157a5255c1af3770d265e072fd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:44.770502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056183/manifest.jsonobserved 1657d2ea2a699d710332fc2144e0bf52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:44.751906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056183/publication.mdobserved f2bfd088dff45a5f79741f688d94aebb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:44.733457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056183/publication.txtobserved c84ae83b91fa070af68e8e82ed8e2a4d...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. |
|---|