OT-2026-000040497
Publication integrity record
Single cup vacuum gripper, pump fed, sustained blow-off after 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-2026-000040497) never changes.
Identity and time
| Publication number | OT-2026-000040497 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d0d-70ad-a4aa-7a939ded56e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040497 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3162a78f8ab9710f47e885806f2fcbdfb35acf612b0b7a93f68787b912c52aac |
|---|---|
| Markdown | fbac445e5c73cd06d1869a6481d132ee08477a5a1a191a9301494ee72f48ed7f |
| Publication page | a48fff77ca1196aa7c5b0de9d4e45f63cafee035ac989ea54076c4d9f3dee072 |
| Manifest | d78f8d8b99d668072fe5fa02a8cc82acae84d0cc58f0e90a20e2823fc4ec42e4 |
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 | mblxGzHfTfanWW/hfbiO4OxDfj1s3q6hMvcSwV9kTR7fqdLXAkJFaNaKNoJRyxIHvAw5l/8fjlGzZK48HMP0DA== |
| 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
| 2026-09-17T11:17:32.609948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040497observed a48fff77ca1196aa7c5b0de9d4e45f63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:32.591461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040497/manifest.jsonobserved d78f8d8b99d668072fe5fa02a8cc82ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:32.573512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040497/publication.mdobserved fbac445e5c73cd06d1869a6481d132ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:32.555596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040497/publication.txtobserved 3162a78f8ab9710f47e885806f2fcbdf...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. |
|---|