OT-2026-000032175
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000032175) never changes.
Identity and time
| Publication number | OT-2026-000032175 · never reused |
|---|---|
| Internal UUID | 01a0ae74-f7a6-74a5-8550-df819694f735 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:36.332587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032175 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e51dc99302dad390b90db75cbf5938e91d74fa4fd8ea60fa500ce9ec191b10f |
|---|---|
| Markdown | e5fefc1d9d4dc95e731b32dc3deba6cf962c0506b8829970d75009572896b47a |
| Publication page | e8b9c012dcbfe41c5d110e28697adbf920c0a9774b1d83b5bdfc135a159d8e82 |
| Manifest | df45441bdd41875a62733dc53549055fc3eb3b27730a1b982d50695b0f26f513 |
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 | J1RaT56MTQzATtp6MZDnsnYfuFNuHGKJvzsFu+DXMNm+0ufvX+0rZbOOuCpf/WAE6JdBVPO0qSHA6MbXumJuBw== |
| 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
| 2026-09-17T11:34:30.611808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032175observed e8b9c012dcbfe41c5d110e28697adbf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:30.591827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032175/manifest.jsonobserved df45441bdd41875a62733dc53549055f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:30.571870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032175/publication.mdobserved e5fefc1d9d4dc95e731b32dc3deba6cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:30.551692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032175/publication.txtobserved 2e51dc99302dad390b90db75cbf5938e...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. |
|---|