OT-2026-000053552
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000053552) never changes.
Identity and time
| Publication number | OT-2026-000053552 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a93-715f-80b1-d64df43f8a85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053552 |
| Status | PUBLIC |
Content hashes
| Canonical text | de58ba9f684340b9fee1036f3ef6eb36df84bc2e54adf7a139e9ad1669abdc2b |
|---|---|
| Markdown | 45cf9b6b56cbbe4e028f57d413a6a27f4b013fdd75672faa9f2f47da1a86ad18 |
| Publication page | 20f65cdaf17827588134aa1c52b037653b3a983856e90c4f41d0fc7efa36bcce |
| Manifest | 2b49e178d540134b74ea68cfad44dedbaee3eb7528ee6da4ca738bf78de23ae3 |
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 | 7SqNLtPMxT/Vjzb9UFiLwe7k+CZ2NAnlmxbmsBH1DvSSSfaZlRnSp8NjfuvXgyeabOQpf5/YAskG66Zv3FUNCw== |
| 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
| 2026-09-17T10:55:24.644331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053552observed 20f65cdaf17827588134aa1c52b03765...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:24.625446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053552/manifest.jsonobserved 2b49e178d540134b74ea68cfad44dedb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:24.606820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053552/publication.mdobserved 45cf9b6b56cbbe4e028f57d413a6a27f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:24.586973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053552/publication.txtobserved de58ba9f684340b9fee1036f3ef6eb36...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. |
|---|