OT-2026-000020918
Publication integrity record
Four pad foam vacuum gripper, four 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-2026-000020918) never changes.
Identity and time
| Publication number | OT-2026-000020918 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7b8a-918a-0efb690f0796 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020918 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7e73e9766d3176b79b75f9f6693092911c81acc8dc6a565309e2436ec446223 |
|---|---|
| Markdown | 1c1855ff814b3da98d1521d696d8b17f2dc422c69dca0f7557b14434488feba0 |
| Publication page | bcfc50e63c2ecd5c453e8811f81d9a77a20cd8b067509cd7f0cd2c440a71a165 |
| Manifest | 6080c20ca6ca8b96293bcf01e7c3174f474f659defa49a353c673b65c2275d92 |
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 | IhYFfkeB0E/U8+tXgbi0Mbi2n3i9EaUO1hz3AkBx26/TMbMcSL+5Rso0vGUtBGQy1p7WkVV9j7+++0/NW3p+Cw== |
| 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
| 2026-09-17T11:56:02.390109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020918observed bcfc50e63c2ecd5c453e8811f81d9a77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:02.372818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020918/manifest.jsonobserved 6080c20ca6ca8b96293bcf01e7c3174f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:02.354441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020918/publication.mdobserved 1c1855ff814b3da98d1521d696d8b17f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:02.337921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020918/publication.txtobserved d7e73e9766d3176b79b75f9f66930929...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. |
|---|