OT-2026-000021902
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000021902) never changes.
Identity and time
| Publication number | OT-2026-000021902 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-71aa-bcfc-2a6fef0c9fb9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021902 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ee79d78073849c6afa9a4c7704d3ba1b31d190aa2b7983ee71a2c819cbf4562 |
|---|---|
| Markdown | 815e06fc192b2ed2b28f5fdc9adaa3c77758782a8340c866cc4104b2f63d50ca |
| Publication page | 5deff7ea1df1621a94b04fd4358542c53ea00671f00538b82f186da637eb5f53 |
| Manifest | b5b9beeeeedbade4c66f0a5a655c22d38c2b3c9124836409ef0ac10f73fcced1 |
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 | G3ypllX2QuZoiNBRn63+Kck5Y2FtQIU7NcufgBpHH3oFFYoZ4LEl/3QyLurXwLG7rhegpMv9MvP/evW+he5hAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:28.330257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021902observed 5deff7ea1df1621a94b04fd4358542c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:28.311544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021902/manifest.jsonobserved b5b9beeeeedbade4c66f0a5a655c22d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:28.292511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021902/publication.mdobserved 815e06fc192b2ed2b28f5fdc9adaa3c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:28.275648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021902/publication.txtobserved 4ee79d78073849c6afa9a4c7704d3ba1...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. |
|---|