OT-2026-000050041
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000050041) never changes.
Identity and time
| Publication number | OT-2026-000050041 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd78-7acf-8f1d-d0704ba6b913 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050041 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac9d3eeccaa310c2d50e891513531435f45226a8515809e152315f50070f1488 |
|---|---|
| Markdown | 4233a3542a336b9d4fe9532069b13191b1ca26a17d247b1032700939acda1f67 |
| Publication page | 8bd60dac7b18432d45b8beb776829233bf3b5b81c4d5cb4a39b97a77ee904293 |
| Manifest | 7aabbebbaf29257dcedb02d9787d0045d190208e3c3db1639436b74ba8805a13 |
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 | /rZq8OoI54ro4XgJigd0K82iZh6xBNnqmHB4cB4pzSZk3jdQBO9fTR5ORD+khtVBIGbens3rDenUdq2T3NSwAA== |
| 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... |
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Independent retrieval
| 2026-09-17T11:02:01.079901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050041observed 8bd60dac7b18432d45b8beb776829233...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:01.061096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050041/manifest.jsonobserved 7aabbebbaf29257dcedb02d9787d0045...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:01.043927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050041/publication.mdobserved 4233a3542a336b9d4fe9532069b13191...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:01.026851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050041/publication.txtobserved ac9d3eeccaa310c2d50e891513531435...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. |
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