OT-2026-000006221
Publication integrity record
Vacuum cup gripper, per zone isolation, two outlet manifold, plant vacuum fed, polyurethane cups
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-2026-000006221) never changes.
Identity and time
| Publication number | OT-2026-000006221 · never reused |
|---|---|
| Internal UUID | 01a0a953-6a8f-71a5-af7d-28351a62eff8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:26:51.410093Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92776ce57b5e418436f1eef9f07203c8efe37af78dcbe7f164f2f13262aee86f |
|---|---|
| Markdown | 069a31c8c5b80dbfe5cbc9b96366a4da101081bf74be086c13c12601f0004c16 |
| Publication page | 52c62ea1fa9fea5ade797cc31e485dd3d5a980600f61705e68ce8e9d6875713f |
| Manifest | f89f27fbdbf99fb468cf55b4bcacd371fac0967fcf3b444bc9429e04bcf0dfbd |
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 | 3FAHqsUTnjeI9+h24lmL5qN7wp4U4RlDWYOuz9hXZhLCLW3LwrRSd1O0VLigFq/b8XYpYsYVPO86ENHFdDc0Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:30:13.438991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006221observed 52c62ea1fa9fea5ade797cc31e485dd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:13.426095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006221/manifest.jsonobserved f89f27fbdbf99fb468cf55b4bcacd371...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:13.410901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006221/publication.mdobserved 069a31c8c5b80dbfe5cbc9b96366a4da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:13.394573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006221/publication.txtobserved 92776ce57b5e418436f1eef9f07203c8...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. |
|---|