OT-2026-000013481
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000013481) never changes.
Identity and time
| Publication number | OT-2026-000013481 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7375-b7a6-addaf62a4e71 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013481 |
| Status | PUBLIC |
Content hashes
| Canonical text | 968efefc048ca4ca0969bac235fa06cbc290c80a535d700a93a6e723c61c38d5 |
|---|---|
| Markdown | 7c20e7c002ac0ff9d3427a116e97caeab8234149cdcab3a260148866486f91bd |
| Publication page | df1a1916967b857f912dce8f2aa7ed23977356a6a0b2b553277b84d5e40dd2aa |
| Manifest | c680864afefda37f5d027f70a26082a136d1a35d0763ee1098ecd678c0111e91 |
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 | 900HydMnlbz2xtPhwPZA7z08xhbCpv5pLHlyWrlaZcoXvb3KN/Cj1bcIJt6c1bukxzuSIi1qWviTJ3axbOgZBA== |
| 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
| 2026-09-17T12:09:59.018855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013481observed df1a1916967b857f912dce8f2aa7ed23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:58.999261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013481/manifest.jsonobserved c680864afefda37f5d027f70a26082a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:58.980611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013481/publication.mdobserved 7c20e7c002ac0ff9d3427a116e97caea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:58.962433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013481/publication.txtobserved 968efefc048ca4ca0969bac235fa06cb...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. |
|---|