OT-2026-000057328
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000057328) never changes.
Identity and time
| Publication number | OT-2026-000057328 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bc-77ed-8270-ae9601068882 · 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-2026-000057328 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1b67f04ce30ab7683bfee77a566ec683df2547ea45092245339da75c6bb40db |
|---|---|
| Markdown | 0af8cc727c6986ca2dd7cb12546812769f31f4503a542b553ad968461e6c4cb1 |
| Publication page | 1c8037a2f6e34ab20fc1cdfae4bb2840e1daafb7af1993bca333146008da93d1 |
| Manifest | a376388243302a13bdc6793b12f4c4b5e55299b83a6a400d10570c6592021934 |
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 | iDoaZbqaXi4d/2ROdQb3L8KEmTu+Ilig82nWVElNgEGzTAbFlJWdylO01O5y2+fO3B1OXa1eUI/x0aINlYMWDw== |
| 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
| 2026-09-17T10:50:26.759915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057328observed 1c8037a2f6e34ab20fc1cdfae4bb2840...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:26.745431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057328/manifest.jsonobserved a376388243302a13bdc6793b12f4c4b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:26.728397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057328/publication.mdobserved 0af8cc727c6986ca2dd7cb1254681276...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:26.710359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057328/publication.txtobserved c1b67f04ce30ab7683bfee77a566ec68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:36.038697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057328observed 1c8037a2f6e34ab20fc1cdfae4bb2840...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:36.020180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057328/manifest.jsonobserved a376388243302a13bdc6793b12f4c4b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:36.001536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057328/publication.mdobserved 0af8cc727c6986ca2dd7cb1254681276...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:35.982783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057328/publication.txtobserved c1b67f04ce30ab7683bfee77a566ec68...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. |
|---|