OT-2026-000053545
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump 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-2026-000053545) never changes.
Identity and time
| Publication number | OT-2026-000053545 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a92-7bdb-92a0-125b40f1479d · 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-2026-000053545 |
| Status | PUBLIC |
Content hashes
| Canonical text | d0d0a6d33776169ae7c1563ca6c3332011ba08728289d3807c758a8df67e09e2 |
|---|---|
| Markdown | 46660f041860316cf0d89187038fbb67ecae89d1c2a8071e9a3f01e503dcc554 |
| Publication page | c9409893dcfb7eb63336841817b174341c15a4213e97e4828742f127c72ad729 |
| Manifest | c3cb8e5867e30d3eb64c2a9e87a28b2a74f6773c595550b36e38046900d8b669 |
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 | kTlRp313WvRhN7yrOzBS9Vz9D+WPzQ8hsq94SD9aCwov9BYBlOGTGS2tqaeIGQ2j3VlKe0nZXQj5ygIe2cVRAw== |
| 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
| 2026-09-17T10:55:24.010921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053545observed c9409893dcfb7eb63336841817b17434...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:23.990914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053545/manifest.jsonobserved c3cb8e5867e30d3eb64c2a9e87a28b2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:23.971864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053545/publication.mdobserved 46660f041860316cf0d89187038fbb67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:23.953247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053545/publication.txtobserved d0d0a6d33776169ae7c1563ca6c33320...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. |
|---|