OT-2026-000054157
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000054157) never changes.
Identity and time
| Publication number | OT-2026-000054157 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-785f-8a93-0e75ea3877c5 · 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-2026-000054157 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c2c3fb4ab45d328ae50db93c742eef8bce8bf07e103ca74b38b0f28c1e00ab2 |
|---|---|
| Markdown | a8e14b4b0cd727c86d1f5c2a2533a97db4ce8b4b7fca80e9c75c65029f2bc042 |
| Publication page | 2944a4e4045944e1e70b49147fe0f33ac8adf59c669f45b79aab3e47ded14d79 |
| Manifest | 668f5244fc84baf63a2eb0ae0a61c96819fec8ddf5581c0ab03ce82801dede82 |
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 | cQ6V+hc/Hdm+fCesAYMLaC3ChOZYYGEk+XdyrGG7QQ2MMNGKBFSSspNm45seO02JcN4vNXj8PTRG0rhTQpkBBQ== |
| 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
| 2026-09-17T10:54:36.013112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054157observed 2944a4e4045944e1e70b49147fe0f33a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:35.993936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054157/manifest.jsonobserved 668f5244fc84baf63a2eb0ae0a61c968...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:35.976871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054157/publication.mdobserved a8e14b4b0cd727c86d1f5c2a2533a97d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:35.958065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054157/publication.txtobserved 1c2c3fb4ab45d328ae50db93c742eef8...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. |
|---|