OT-2026-000021706
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, sustained blow-off before set-down
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-2026-000021706) never changes.
Identity and time
| Publication number | OT-2026-000021706 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-754c-bbb1-4cbd92623e4e · 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-2026-000021706 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6cfd4d59d8806a18b801501321e769556c302218b4da04f655745fb98f59010e |
|---|---|
| Markdown | 5569cfc79b3629cd7c86f255fed2515f60896efcf140272877e8b329e128c8a3 |
| Publication page | 5cf251292b9adf0c110167d5993849509f2e835642af8423287e1ad9c93243a5 |
| Manifest | 455e0802392c35c93f757bedd15bbaefe7e9df9bbe6175c2c4c3fbd781f2a79c |
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 | tPdiM480amULv0xNQiVloBdJ5CuOMxwzyYIE9XznHeCujWbj+94xNheJwJ3FwDnzmU7Q7Shx/b2Mae2Se69UCg== |
| 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
| 2026-09-17T11:54:03.845470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021706observed 5cf251292b9adf0c110167d599384950...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:03.829224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021706/manifest.jsonobserved 455e0802392c35c93f757bedd15bbaef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:03.808477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021706/publication.mdobserved 5569cfc79b3629cd7c86f255fed2515f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:03.789118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021706/publication.txtobserved 6cfd4d59d8806a18b801501321e76955...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. |
|---|