OT-2026-000028410
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000028410) never changes.
Identity and time
| Publication number | OT-2026-000028410 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7065-8dd2-fe1aa74d44dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028410 |
| Status | PUBLIC |
Content hashes
| Canonical text | e286f872c18ca08add0db67e4093829f84323c2c4f3b1dfbc5d360975f097e68 |
|---|---|
| Markdown | bb34682ed79447d3f82cd571909f1e904f76974c237c56c8d3bf70313f6160c9 |
| Publication page | b3cac9900edbea4d51fc03003f496b0ab71b67677911a293ef661af5282a6460 |
| Manifest | a45a6b03f35e40556c86a78ba9f8271360fecab9afca7aca8ff14494d5f26aab |
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 | A40BDmTLrEhxGAKUW9Y1KWCe5TeoQvjV1KNocD3V2h4tWITga0js0EoctUYDBDEjr46PtPucBVakcnTAH4jRBg== |
| 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
| 2026-09-17T11:40:32.362317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028410observed b3cac9900edbea4d51fc03003f496b0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.343196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028410/manifest.jsonobserved a45a6b03f35e40556c86a78ba9f82713...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.324738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028410/publication.mdobserved bb34682ed79447d3f82cd571909f1e90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.309143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028410/publication.txtobserved e286f872c18ca08add0db67e4093829f...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. |
|---|