OT-2026-000019536
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000019536) never changes.
Identity and time
| Publication number | OT-2026-000019536 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-70df-b0cd-a8a1fc31a733 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019536 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8fff2eb406cf10a9f149f65d6ae7d5d24d861485ea47edeb467191b842313bf5 |
|---|---|
| Markdown | e9a9628f839b4fbc202ec6a46c3725fd3444df7c772605dba92371598639bb9a |
| Publication page | fc8cfbdefe02316153ecade7b451e53650a84a1f18318eb1364e333aecdd95ec |
| Manifest | c60bd6b2bed4686df4b531a40d8736316085a5bc38573e0c8b73078a905c512e |
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 | mcxEO+h9Lhf1jYbNuaanga66kWJ+ZoVhNUUlozuGszZRs9JY9JjC6FOhWWRhzivGpzf73QBupRzpvMX7nUgPAA== |
| 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
| 2026-09-17T11:58:58.526474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019536observed fc8cfbdefe02316153ecade7b451e536...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:58.509420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019536/manifest.jsonobserved c60bd6b2bed4686df4b531a40d873631...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.492463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019536/publication.mdobserved e9a9628f839b4fbc202ec6a46c3725fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.476861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019536/publication.txtobserved 8fff2eb406cf10a9f149f65d6ae7d5d2...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. |
|---|