OT-2026-000052383
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000052383) never changes.
Identity and time
| Publication number | OT-2026-000052383 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-7f9c-88c0-8fdadf4706f9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052383 |
| Status | PUBLIC |
Content hashes
| Canonical text | df4f8f044aac7eb71feb625daa984ce53543e9b2b3ad7d7fde00f99a53ddda2f |
|---|---|
| Markdown | 9f3f88208e7704d23c6d3399bd2d399d865650eaf618eeafd5e2184482eca880 |
| Publication page | 13ca416df01979ea7f34278d0e67dd6ed0122f9ccdb548fb14a20136dbdff3c2 |
| Manifest | 5241fbb0205f92e3a500e01ebde614656a3461769506afbc1042b63df55ac029 |
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 | ODd1GFItDaUkUCB1MlyKI2prqZ2o8l+sG7yAYZ1IPUiohzvbbm4hPefcGTMuQpZw7Bkt6h71DoY26vPoM/6gAw== |
| 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
| 2026-09-17T10:58:05.223445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052383observed 13ca416df01979ea7f34278d0e67dd6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:05.205767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052383/manifest.jsonobserved 5241fbb0205f92e3a500e01ebde61465...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:05.186942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052383/publication.mdobserved 9f3f88208e7704d23c6d3399bd2d399d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:05.170698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052383/publication.txtobserved df4f8f044aac7eb71feb625daa984ce5...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. |
|---|