OT-2026-000061872
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000061872) never changes.
Identity and time
| Publication number | OT-2026-000061872 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-b8ad-7fe6-bdcc-f1315c19f0d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:27.528336Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061872 |
| Status | PUBLIC |
Content hashes
| Canonical text | c957eb74410313f86bfddb9313e0dbc6dabd8ead380ecbc6f3cd030b6453810a |
|---|---|
| Markdown | aa12641e43b4065c10bf81246399c0708aa90e41ee7ca5958947349694b7baf6 |
| Publication page | 1e48731d8af27d71b025383022cc839a26412826a3fa895cbbbb786de490e7c6 |
| Manifest | 8b46e47105dd6cd9ecb0a16044b87e98757e5cd8e98a496f19a37b3b71a73f76 |
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 | u3ZWSBCJvl/HZeDqKCt0XtwLu8+zaSLj+AcXDOUmSwFyWQCWnxMCLWXf4tN85i/2qT3AJSEhb/VVQeOX3YocCg== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:40:44.074024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061872observed 1e48731d8af27d71b025383022cc839a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:40:44.049558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061872/manifest.jsonobserved 8b46e47105dd6cd9ecb0a16044b87e98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:40:44.023707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061872/publication.mdobserved aa12641e43b4065c10bf81246399c070...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:40:43.998789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061872/publication.txtobserved c957eb74410313f86bfddb9313e0dbc6...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. |
|---|