OT-2026-000003921
Publication integrity record
Vacuum cup gripper, per zone isolation, three outlet manifold, three stage ejector
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-2026-000003921) never changes.
Identity and time
| Publication number | OT-2026-000003921 · never reused |
|---|---|
| Internal UUID | 01a0a90b-771a-7648-a657-5afe23580fad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:16.030608Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003921 |
| Status | PUBLIC |
Content hashes
| Canonical text | e0e67a929648836d331bb0bffd2fd30ccb9be0b0d8a7fe8fdfb6dc564817b856 |
|---|---|
| Markdown | 37f19bea447be976d6ce9f234466409e86d89c1c478ed96e32eb543d725ca542 |
| Publication page | a80be2f1e0f328a92d0703e78e8aeb70821ab3cf3a65e0af54552f6d3471c54d |
| Manifest | 8e6c1c02ca62c7895324df973e8349e4c7c9fcbe8050c61485549c43659383a3 |
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 | 2yaXqqY5Ygn1HY9PBas/pS1ECVEm3uP04TRA3lIiT2HMkbBcSZ58W7O+zCgazsoj5f2pz5HqcM7AMDLCnRcdDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:12.201267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003921observed a80be2f1e0f328a92d0703e78e8aeb70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:12.187372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003921/manifest.jsonobserved 8e6c1c02ca62c7895324df973e8349e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:12.173694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003921/publication.mdobserved 37f19bea447be976d6ce9f234466409e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:12.160182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003921/publication.txtobserved e0e67a929648836d331bb0bffd2fd30c...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. |
|---|