OT-2026-000021959
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, pump 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-2026-000021959) never changes.
Identity and time
| Publication number | OT-2026-000021959 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-73bd-9496-3d458ae894f0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021959 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6ac8578da9286e0714405a39dfc1b143f1b2cc6626ade018365d0f96a133e7c |
|---|---|
| Markdown | c0208cb2c640bd43e3f6a4cffbb111324ea6f2bbc5c8c6d7d6ed964060440803 |
| Publication page | 0c3c7bad1cfa6f02e54efbd8ef18a5c5c677402a78c14198b72cb85b340bd683 |
| Manifest | 3604a79693b9c5d5ff49a869162005ec01b06e29dd75d954147daa16c3d702c3 |
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 | 0PQ/8T1OJmeIdYOl11c9QfUwLZ4e7vo6x0DRWxNyLAwWcJl76XBXUj5D2SARLRAxTlw/L4YYqgZvLlFuJ7fCDQ== |
| 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
| 2026-09-17T11:54:37.707728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021959observed 0c3c7bad1cfa6f02e54efbd8ef18a5c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:37.689917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021959/manifest.jsonobserved 3604a79693b9c5d5ff49a869162005ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:37.670566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021959/publication.mdobserved c0208cb2c640bd43e3f6a4cffbb11132...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:37.652125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021959/publication.txtobserved c6ac8578da9286e0714405a39dfc1b14...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. |
|---|