OT-2026-000056971
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000056971) never changes.
Identity and time
| Publication number | OT-2026-000056971 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b5-7581-8f03-57747240f3cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056971 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f72432533b3f3d52781e0ceee91401c827db467acc3d4503757f737a21c73ec |
|---|---|
| Markdown | 0ad71b4f78fb3e88383dec421df858215bf21533d738c8d3a6db8c5dd6f7bc01 |
| Publication page | 6e8fb9a44eeb50f76dac513ebf3f50409c28534fc9aac9c3cde5b4eb9c9905ca |
| Manifest | fcf2524a3956aac9423303596547b78ecba9e4cafa1520c365d2b424cafd6458 |
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 | 0Q067Wke0wPNu2W94AKGTyUiuz2QOswh5nUQm/cjkywsAoXfkPEntaDdvLBPnNQcAWHr4D2jNPyPNZygFEgoCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:48:25.969051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056971observed 6e8fb9a44eeb50f76dac513ebf3f5040...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:25.951060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056971/manifest.jsonobserved fcf2524a3956aac9423303596547b78e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:25.931635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056971/publication.mdobserved 0ad71b4f78fb3e88383dec421df85821...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:25.913617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056971/publication.txtobserved 9f72432533b3f3d52781e0ceee91401c...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. |
|---|