OT-2026-000018503
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000018503) never changes.
Identity and time
| Publication number | OT-2026-000018503 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-7380-a064-47e87d95a69b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018503 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28f2207a7af897f4bad6845f9bcd81749e09943de4557702a8aad7c8c8f9aa6d |
|---|---|
| Markdown | 8f94602f92b4af8e79349a27b7f8e952228adb5d2a0647361b5c4201809d8e25 |
| Publication page | 310c71886b66ad26f9fb3d5f6116ebc251ebae7a8ae07a6b15df275a822ab503 |
| Manifest | 5e55d7a8a063ad6c83521078ebc51b3f0732a78c8acfed0b2168f0afea668e28 |
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 | dZCiLfZXC0SSv9IXFukBeEKonlGRNQZEt3V/Wl57RszUl7r6Vzj5d7vzB6HMxPwCogQWdbqQVBrBNMlamI9eBw== |
| 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
| 2026-09-17T12:01:16.491658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018503observed 310c71886b66ad26f9fb3d5f6116ebc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:16.474243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018503/manifest.jsonobserved 5e55d7a8a063ad6c83521078ebc51b3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:16.455834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018503/publication.mdobserved 8f94602f92b4af8e79349a27b7f8e952...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:16.437956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018503/publication.txtobserved 28f2207a7af897f4bad6845f9bcd8174...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. |
|---|