OT-2026-000054174
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000054174) never changes.
Identity and time
| Publication number | OT-2026-000054174 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-79a9-9124-be2bb3fa288a · 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-2026-000054174 |
| Status | PUBLIC |
Content hashes
| Canonical text | b740cd3bfe5bf632f0977977c3eeb9ee142bfe4526d1eff71bb8c67301dcde30 |
|---|---|
| Markdown | 290a596f4cd0d8f8a2b5c59fb09b127bf97805f949e3da1c984411d91fcf796c |
| Publication page | d343b31b929e498d3abf1e3fd7917e2afb4f2ae0a327d7ef2ad69300250aa2a2 |
| Manifest | 5b20f32b3e891b257481e5effdc52820e1db7e8c0ea263135110335fac224606 |
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 | 1JQ3R65A7zQp/WUQbfM8n5yCZKGO5dprm9E6J784J4x8GNZpQyIqx9svXHICMJrHE4gMNVDOmiV3R5FHe0ATAg== |
| 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
| 2026-09-17T10:54:37.371087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054174observed d343b31b929e498d3abf1e3fd7917e2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:37.352788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054174/manifest.jsonobserved 5b20f32b3e891b257481e5effdc52820...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:37.333930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054174/publication.mdobserved 290a596f4cd0d8f8a2b5c59fb09b127b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:37.316796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054174/publication.txtobserved b740cd3bfe5bf632f0977977c3eeb9ee...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. |
|---|