OT-2026-000004689
Publication integrity record
Porous face vacuum gripper, two outlet manifold, ejector fed, sustained blow off before set down
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-2026-000004689) never changes.
Identity and time
| Publication number | OT-2026-000004689 · never reused |
|---|---|
| Internal UUID | 01a0a920-3a3c-7172-beed-7d1324206f3c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:30:56.703117Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004689 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d1b0a61559258db7852c77bcbdd2337b62cad10ff00a03fe9526cc7234d0855 |
|---|---|
| Markdown | 5a75e74732c641cba4ddff77a3fdeecc608116510ff6c0d24b62eabe35d0e55f |
| Publication page | 4828e0628e27a9ee72c661b837825facb6e9756d59de104eaaeda98cf382a0d4 |
| Manifest | 39194ab9f703ac6c390247318625e8410d1a9c836d29190fc03174039a9af263 |
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 | 0wtPbrrt/4GOIO9lqKwWqfsPGNU9/L/llkL8YHeSQxbDTPTlLhM1OSZAH+mYA+5Yj/4+Dwe8LlXqYdOl76yxAw== |
| 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
| 2026-09-16T07:40:29.378592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004689observed 4828e0628e27a9ee72c661b837825fac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:29.243180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004689/manifest.jsonobserved 39194ab9f703ac6c390247318625e841...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:29.229842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004689/publication.mdobserved 5a75e74732c641cba4ddff77a3fdeecc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:29.217438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004689/publication.txtobserved 1d1b0a61559258db7852c77bcbdd2337...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. |
|---|