OT-2026-000018994
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000018994) never changes.
Identity and time
| Publication number | OT-2026-000018994 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-7be3-8443-1915bf504aa5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018994 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79fbc081fe825eb16e6caa46979ccada38948ed4ec04386821e937e854b36ec7 |
|---|---|
| Markdown | 6c9e31b2cb50285eedd92a17141c81124d1faa189ee0ed0c8429726329e1eac9 |
| Publication page | 9f2d522f1e9b28ca058c1e9012fab61b5934c2c25f05a60cad039378246d71fc |
| Manifest | ba337c265ed9bed5d0569140ac981f8ada78f42c54a6f1da0d144326843d6e64 |
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 | 5EIqMjEhJ8RSYz6pXcUdHqlqNRC+430Yg/clptNa/FkTXxoKmpT4WWzf0dCbdi1+fUA9vK9oZx4CauKy/nEJDQ== |
| 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
| 2026-09-17T11:59:40.639283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018994observed 9f2d522f1e9b28ca058c1e9012fab61b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:40.623181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018994/manifest.jsonobserved ba337c265ed9bed5d0569140ac981f8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:40.606886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018994/publication.mdobserved 6c9e31b2cb50285eedd92a17141c8112...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:40.589288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018994/publication.txtobserved 79fbc081fe825eb16e6caa46979ccada...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. |
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