OT-2026-000056347
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000056347) never changes.
Identity and time
| Publication number | OT-2026-000056347 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-7378-bd1e-a50b6ac58e1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056347 |
| Status | PUBLIC |
Content hashes
| Canonical text | a267cc57b0009f118f9f5f2b2582d9302d0641336964a9dd802e8d00f1e10410 |
|---|---|
| Markdown | a3a47ab20d37b8415ed7c198bc9d63d8c36011b8e634edff45ba739d20797487 |
| Publication page | 893347d6550b8d48c422b28b736d2f098fc3e23e0679591d289adce7315ab987 |
| Manifest | 2a54ddb28ddc16c9c09136fff2f918acfea55802a69241b68b4a5f59c84b4157 |
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 | rLZV0oN+kh9QCsBFJ1MnufWAGbUt8Nrg/0uUEs7c7OuPmNka//HSvwZlSb5HdR6xny3PM6H6bNvIKCIJMI5iAg== |
| 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
| 2026-09-17T10:50:51.453169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056347observed 893347d6550b8d48c422b28b736d2f09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:51.433649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056347/manifest.jsonobserved 2a54ddb28ddc16c9c09136fff2f918ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:51.414569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056347/publication.mdobserved a3a47ab20d37b8415ed7c198bc9d63d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:51.397169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056347/publication.txtobserved a267cc57b0009f118f9f5f2b2582d930...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. |
|---|