OT-2026-000052938
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented before set-down
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-2026-000052938) never changes.
Identity and time
| Publication number | OT-2026-000052938 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-77aa-983f-fc641a28324b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052938 |
| Status | PUBLIC |
Content hashes
| Canonical text | 73d618f7c5939eeb5d52db631d015b5a8552b631589497b0fb101f9ac3cafe56 |
|---|---|
| Markdown | 9c0b7e7db94cc68411f118c3c910b024c8de9f9633a772c560fa95b07cfbe6a3 |
| Publication page | 7eac0203fe0bc0251fd9b18598421ed10e42341928ec31a09eab2efe319a015e |
| Manifest | 8b1163bdb140276998c83f5d1587466d1bb0bfdff05b8b6e982af3c9c5b71a12 |
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 | yWgnC8PfDe2j4dv/41fbk/YKIQjQbnpuDMRu1hezL/E8ecc3xoi0YOHG1VYH7dv5fOr8WVVEJaM2laco3oK6Bg== |
| 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
| 2026-09-17T10:56:36.928673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052938observed 7eac0203fe0bc0251fd9b18598421ed1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:36.908902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052938/manifest.jsonobserved 8b1163bdb140276998c83f5d1587466d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:36.887629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052938/publication.mdobserved 9c0b7e7db94cc68411f118c3c910b024...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:36.867698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052938/publication.txtobserved 73d618f7c5939eeb5d52db631d015b5a...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. |
|---|