OT-2026-000006151
Publication integrity record
Vacuum cup gripper, four zone face, common isolation valve, pump fed, contact triggered, silicone cups
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-2026-000006151) never changes.
Identity and time
| Publication number | OT-2026-000006151 · never reused |
|---|---|
| Internal UUID | 01a0a951-1203-7394-96e2-76d108d64e51 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:24:17.670428Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006151 |
| Status | PUBLIC |
Content hashes
| Canonical text | eec491ad410c13a7c238f1707b7e6cc25b359f1e6f6083222a56fecbf3633b92 |
|---|---|
| Markdown | a7b8fd9477a5f3fc0b312bd369d72a12a16ae828a76b6f41f04dd94f4344e2b1 |
| Publication page | 84a327231e4e3a2f31a4fb6000e4ad6dc192893594bf77cdc70d44a0a082658f |
| Manifest | 8d75b78d5a1d448ffae7564ec73cea4ae45e1f8855dad58970a1537e332cd827 |
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 | u0TQtWXg81eqaQp9eH4jSzDuZhkzWCuiXwYOmxxcSht2euXR0SoB2R/CRNzkPbIWmdz9KTCMwBCTpWdCAte9AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:30:21.873761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006151observed 84a327231e4e3a2f31a4fb6000e4ad6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:21.735218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006151/manifest.jsonobserved 8d75b78d5a1d448ffae7564ec73cea4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:21.721410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006151/publication.mdobserved a7b8fd9477a5f3fc0b312bd369d72a12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:21.707280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006151/publication.txtobserved eec491ad410c13a7c238f1707b7e6cc2...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. |
|---|