OT-2026-000090854
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090854) never changes.
Identity and time
| Publication number | OT-2026-000090854 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7987-9b90-e5a5711dd690 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090854 |
| Status | PUBLIC |
Content hashes
| Canonical text | c34655f2a1daab35bb6aae6e332b9ce8210dbbba488d174e7fd4b669494424db |
|---|---|
| Markdown | c62917308f512039579442a25cc52246939e6c031bb9b6387f310e982ee6977b |
| Publication page | c7fdb6a5a49866d35d625a4f523add920fa2aadcfda3827451299713eff535be |
| Manifest | 684a1e0c367ea76fe882f9626b783cc2e27c17063539d53af124eacaeaa9b943 |
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 | 558xG2/eU6ZZqogeRTaF/gKATFm4EIno5ZNsylsz1vGkz4X3JiWVryITri9SlY3ddZt556Q8gB1jXtjsSZm0DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:02.663189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090854observed c7fdb6a5a49866d35d625a4f523add92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:02.646217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090854/manifest.jsonobserved 684a1e0c367ea76fe882f9626b783cc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:02.626662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090854/publication.mdobserved c62917308f512039579442a25cc52246...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:02.608290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090854/publication.txtobserved c34655f2a1daab35bb6aae6e332b9ce8...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. |
|---|