OT-2026-000004827
Publication integrity record
Porous face vacuum gripper, per zone isolation, two outlet manifold, two stage ejector, contact triggered
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-2026-000004827) never changes.
Identity and time
| Publication number | OT-2026-000004827 · never reused |
|---|---|
| Internal UUID | 01a0a924-964b-7770-819a-180d5606658f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:35:42.414440Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004827 |
| Status | PUBLIC |
Content hashes
| Canonical text | 911dfb5e55ea4264d92a8f2096a94496f6c053bba7389840335b2338a63aec86 |
|---|---|
| Markdown | 23076ec2ebea4f7d3444d503ca82f1379380ad9430cd0e547ef934a00542524e |
| Publication page | 4e5fa94e9469a23bdec396cecc0af768aa12674689a55f125df490c617dfac0e |
| Manifest | 81bccfb5bf9030ba7f81c3ad88ab1e1584185eacc5e46ce9f44cb55a449954e1 |
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 | 5vDFYteAp5W4OI6/sOlGRjGQdOJx2ELhf7cuksu0P1fPcwVAL18n7WyGANheoIWYKse1EpsTRDmzYZxhkp6LDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:14.713375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004827observed 4e5fa94e9469a23bdec396cecc0af768...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:14.701265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004827/manifest.jsonobserved 81bccfb5bf9030ba7f81c3ad88ab1e15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:14.688190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004827/publication.mdobserved 23076ec2ebea4f7d3444d503ca82f137...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:14.675123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004827/publication.txtobserved 911dfb5e55ea4264d92a8f2096a94496...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. |
|---|