OT-2026-000103768
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed 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-2026-000103768) never changes.
Identity and time
| Publication number | OT-2026-000103768 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e463-703d-b7ba-064cbd9f8008 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103768 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a1f26e575617ffc015c3709ea8524bb8d661e70c6b4e3ffc5da293d85f6ebce |
|---|---|
| Markdown | 8cf49d74796524cfc07a8bbbe8ae57ce00e8a744c98c5b567a4489736046e902 |
| Publication page | bf29aabf9db9873f71264e35395ad210ae62f386e03a84e20e9d3c1cf0ecefa8 |
| Manifest | ac220b0dd646a7b38e8403801ee96275e013858a12c5e14825ea134da09ba59f |
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 | gjgSy47ajh0Ourf9fZAFR5Gd9qeLo3w5lPtHSv+6W9Jh28AV4qUeC85fpMkoj7QgKhIDNwoKHt6HpZq57mouBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:43.148107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103768observed bf29aabf9db9873f71264e35395ad210...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:43.132646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103768/manifest.jsonobserved ac220b0dd646a7b38e8403801ee96275...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:43.118458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103768/publication.mdobserved 8cf49d74796524cfc07a8bbbe8ae57ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:43.102915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103768/publication.txtobserved 4a1f26e575617ffc015c3709ea8524bb...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. |
|---|