OT-2026-000057432
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000057432) never changes.
Identity and time
| Publication number | OT-2026-000057432 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5c7-7ccc-a6a4-b45bc8a74f5c · 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-2026-000057432 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7718584b846947839f292c59689f5eda2476914d5cb0b5fc82b32061dfdd400a |
|---|---|
| Markdown | e1de535e113e2b36b7532d18f4b938558daf61cd644387357f8af7b98e3740fc |
| Publication page | de6c01f5982458f6db50a52c21bf5339693a08c088dadae49d0581f6c610a01a |
| Manifest | f90d9e0bbd89de30838ff82d434f44866a5d547a9b51e3a55b374279a890f3d2 |
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 | B5f3eZrxCBJ1LI19Up9xHv+8imeeACQeO85axWY58XRS9Cl9V3LIsDB8bngN562s8A0dcV87mzot1VRJzbv2CA== |
| 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
| 2026-09-17T10:49:43.542637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057432observed de6c01f5982458f6db50a52c21bf5339...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:43.525858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057432/manifest.jsonobserved f90d9e0bbd89de30838ff82d434f4486...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:43.508443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057432/publication.mdobserved e1de535e113e2b36b7532d18f4b93855...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:43.492563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057432/publication.txtobserved 7718584b846947839f292c59689f5eda...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. |
|---|