OT-2026-000054203
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000054203) never changes.
Identity and time
| Publication number | OT-2026-000054203 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-797a-8a69-1b4ac1ae3d8c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054203 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4485fec775ec98a408aa8ecf40bb27f8e63cf7acabb9a037df3fc3d9fec62f8e |
|---|---|
| Markdown | 5ad6689036fdc1491a88a008321cb8f4063b893dedd37251709617620466a6c6 |
| Publication page | 2e713c675c5a6fca11d44ae0e3987ec20304d9b334b14dc77af4d8c8ca787ed3 |
| Manifest | b55fd3f50ed3514f050873e029b7f0e2dac3055da6d5982b956bd1bc77de5af7 |
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 | GxrENONpq76xeLvhJ1DOZ6UFBuexFxkbw0QNIxLNnyQvwgrotxYLESzMANPK5E6x3oP+rZEp8HNmVafx+IcpCg== |
| 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
| 2026-09-17T10:56:28.260976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054203observed 2e713c675c5a6fca11d44ae0e3987ec2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:28.243497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054203/manifest.jsonobserved b55fd3f50ed3514f050873e029b7f0e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.225739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054203/publication.mdobserved 5ad6689036fdc1491a88a008321cb8f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.208308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054203/publication.txtobserved 4485fec775ec98a408aa8ecf40bb27f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.619482Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054203observed ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.599021Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054203/manifest.jsonobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.582737Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054203/publication.mdobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.566574Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054203/publication.txtobserved ...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. |
|---|