OT-2026-000018593
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump 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-2026-000018593) never changes.
Identity and time
| Publication number | OT-2026-000018593 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48b-75ef-bc6b-4e4a612e2b75 · 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-2026-000018593 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b4beb61243207b383e77597c5c760c79d7178b12f83a7a82224ea872be388c8 |
|---|---|
| Markdown | dd8be888f17c0d17d42284cde9b67e7304dbde84fbfced3a8e2f8df4747c1ff5 |
| Publication page | d70247d7f98fedbc18183bee9457bdac5adfd87b880d5b6f94a562d0d436861b |
| Manifest | d3696f20191c80f502e7493a5e586ef8585faf07b57ac82db8bb766ca76206e9 |
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 | iREMESPK3QmJ83WIy/MV9FHZF8s6y4c0caIoebTb6IK8rgsoDX/vgPvCpUW9K2jjFK2LvywiBG4kgw4MUaamBA== |
| 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
| 2026-09-17T12:01:23.822674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018593observed d70247d7f98fedbc18183bee9457bdac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:23.807152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018593/manifest.jsonobserved d3696f20191c80f502e7493a5e586ef8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:23.791535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018593/publication.mdobserved dd8be888f17c0d17d42284cde9b67e73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:23.774698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018593/publication.txtobserved 5b4beb61243207b383e77597c5c760c7...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. |
|---|