OT-2026-000005418
Publication integrity record
Vacuum cup gripper, two outlet manifold, pump fed, contact triggered, polyurethane 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-2026-000005418) never changes.
Identity and time
| Publication number | OT-2026-000005418 · never reused |
|---|---|
| Internal UUID | 01a0a938-6298-7a59-a880-d062af4549c1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:57:19.899890Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005418 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4602da61f2e1e0e2c888989d94542b13773fc6699af0f91aecd1a50dfbbc784d |
|---|---|
| Markdown | 96139c83cc466560704741538e2c12522ecf7053cbc201b6e0e9acbf8dc28ec0 |
| Publication page | bf375bac58c2eeafee2c6f931872bda2e6fca4f87c9678eece0e4a3124e1e93a |
| Manifest | ea58ba0216b13d6c9368f7ad04dacaaedb4cee65b4c20e70e3783709e5622cc8 |
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 | CEWdkjF/kpG4LwrLE/2ZLcWu8j3AG10S56Zx/L2EQhZAR8CQbLDVoAibe0NT8jof+dRfp+O+3R8fyJfUvbzRAA== |
| 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
| 2026-09-16T08:00:11.899826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005418observed bf375bac58c2eeafee2c6f931872bda2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:11.886252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005418/manifest.jsonobserved ea58ba0216b13d6c9368f7ad04dacaae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:11.872549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005418/publication.mdobserved 96139c83cc466560704741538e2c1252...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:11.736573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005418/publication.txtobserved 4602da61f2e1e0e2c888989d94542b13...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. |
|---|