OT-2026-000005442
Publication integrity record
Vacuum cup gripper, six outlet manifold, ejector fed, pressure verified
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-2026-000005442) never changes.
Identity and time
| Publication number | OT-2026-000005442 · never reused |
|---|---|
| Internal UUID | 01a0a939-252d-76fc-94e6-ade78d9b4b8f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:58:09.711705Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005442 |
| Status | PUBLIC |
Content hashes
| Canonical text | dae72ceb320e0460a4c1e21a218a3a06e01f08ff2d857039d0d80589e3c60c3a |
|---|---|
| Markdown | 482d527076f66c53841a7b72b87c6a9e9214689027c9063ab5b5479ecef92660 |
| Publication page | af01114f090fcd970866c83a5f31cf9ba4db254d63e278dfa2c3b34ac85a48cb |
| Manifest | 6456ad3bb5f8c0ab3d56b05cf7034f5de27c53efb17b01c24a33271eb40b47a7 |
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 | yWhrD2970iwsVU6+vKoW2Lw+z8mQrQXJ8NwZGrd/6dpOU/LHOWl4+mauLXRBFk4w3mGHf5iNtsji86mcvNsyCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-10-13T04:41:22.455723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005442observed af01114f090fcd970866c83a5f31cf9b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-13T04:41:22.407339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005442/manifest.jsonobserved 6456ad3bb5f8c0ab3d56b05cf7034f5d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T04:41:22.358540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005442/publication.mdobserved 482d527076f66c53841a7b72b87c6a9e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T04:41:22.229994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005442/publication.txtobserved dae72ceb320e0460a4c1e21a218a3a06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:08.985651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005442observed af01114f090fcd970866c83a5f31cf9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:08.973178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005442/manifest.jsonobserved 6456ad3bb5f8c0ab3d56b05cf7034f5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:08.954868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005442/publication.mdobserved 482d527076f66c53841a7b72b87c6a9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:08.941467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005442/publication.txtobserved dae72ceb320e0460a4c1e21a218a3a06...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|