OT-2026-000028319
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000028319) never changes.
Identity and time
| Publication number | OT-2026-000028319 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7a8b-b34a-0aecf9d3e8f4 · 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-2026-000028319 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76dab4870408184dcb8d2fb1b31a0db0e1217a103b0da53f8cc92404369df1fc |
|---|---|
| Markdown | 12e61e02141bdcbd92dde4c44e8e4c2b3b24f138dc97f049164aea9feeae02df |
| Publication page | c6f5d4080c62cb004a23efdd33df85c607d0f9e6e4d143510b9887a735a91adb |
| Manifest | 720ed147012808aa2e2a893ac24c0f54b6ebc9f7120044f3d684ad2bda07812b |
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 | eTb2sV014jfjmY/WFiu4dX09U6GMv6IhTswfQwWu1a7HaxxuBOZyDnvj3+ukNP7uWzcqLlBRslReUFnOR+AJBQ== |
| 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
| 2026-09-17T11:40:19.085461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028319observed c6f5d4080c62cb004a23efdd33df85c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:19.034225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028319/manifest.jsonobserved 720ed147012808aa2e2a893ac24c0f54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:19.014884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028319/publication.mdobserved 12e61e02141bdcbd92dde4c44e8e4c2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.993839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028319/publication.txtobserved 76dab4870408184dcb8d2fb1b31a0db0...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. |
|---|