OT-2026-000005447
Publication integrity record
Vacuum cup gripper, two stage ejector, contact triggered on the face, silicone cups, flat form
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-2026-000005447) never changes.
Identity and time
| Publication number | OT-2026-000005447 · never reused |
|---|---|
| Internal UUID | 01a0a939-4e10-7008-88b2-2b56a5b281f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:58:20.179216Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005447 |
| Status | PUBLIC |
Content hashes
| Canonical text | db8462639e2ed76929c8c4e52a8ac7a8c9dbad4b1989404bfd3af314e507303d |
|---|---|
| Markdown | 10ec72e5ec7d2af324f2a6e17d3ed2a3554c72613bd9ffc7b9659c6355d714da |
| Publication page | 4d38b86985f27130f9ffb81100dd2f7f57f5a77f017b1c9109d42eb9249567cf |
| Manifest | 7d2c5de36359125863722de78496219697e2f3bff48ee29c2ebf564166d92306 |
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 | Ei11IiWNnuMwMWbUo1E9wTD9fh6ro33GBfiuahmtmki24nLJL7kV9S2Ehevw+TfeAxCypZNcejiHtQ3j3P3mBQ== |
| 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
| 2026-09-16T08:00:08.460132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005447observed 4d38b86985f27130f9ffb81100dd2f7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:08.443879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005447/manifest.jsonobserved 7d2c5de36359125863722de784962196...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:08.429812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005447/publication.mdobserved 10ec72e5ec7d2af324f2a6e17d3ed2a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:08.406009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005447/publication.txtobserved db8462639e2ed76929c8c4e52a8ac7a8...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. |
|---|