OT-2026-000028232
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained 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-2026-000028232) never changes.
Identity and time
| Publication number | OT-2026-000028232 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-705c-a8a4-36fa22790938 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028232 |
| Status | PUBLIC |
Content hashes
| Canonical text | cee515ebc9d42a25b698bb68987a9b303981b2ff743b8eab7bb92df846804d4b |
|---|---|
| Markdown | 5a333cbb1883df356fce919fcaff60a333e8918e2461aeff57e4bf082a806ad0 |
| Publication page | 91c05bfa31e8f769891f134fe7448d43f4a897553f4e39d7751f5fbe0038b158 |
| Manifest | 3a62c67dc1030761f606f09a9f795f2df4c18704751d188df48b8670eec055c5 |
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 | EJp4eUBBKK2ilkODQWwNHYS28zW2gymnK9XAWt5w08DiU25LN9FTBWgMmHfoGNkp5KaWIi1CFG3+4wPxWoC9AA== |
| 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
| 2026-09-17T11:42:35.904262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028232observed 91c05bfa31e8f769891f134fe7448d43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:35.888246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028232/manifest.jsonobserved 3a62c67dc1030761f606f09a9f795f2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.872058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028232/publication.mdobserved 5a333cbb1883df356fce919fcaff60a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.856451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028232/publication.txtobserved cee515ebc9d42a25b698bb68987a9b30...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. |
|---|