OT-2026-000022641
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000022641) never changes.
Identity and time
| Publication number | OT-2026-000022641 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-7b1d-a459-05051efef1b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022641 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2a75183b87ddc308e34057a4ff3a1171edb79bec8de86b363bbbb2c8a1f40c1 |
|---|---|
| Markdown | bb89db8c5e23fdd1e0d8e9f4189108a09a8b39d880f0f73f5659f9808c3813ca |
| Publication page | 0b34aad12d70974cd977b58519f243cddc41db7d3144407f2272e4624c27cd6a |
| Manifest | b3565c060c76230e4514841aeafab21d79fe05fa34c28b2ce1ff38a353041481 |
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 | lAeT0W2DZ1cthOTtIqBiDDsiU7cZhg5KmlTy9zeN3rA0ZqS1w53EumgUwXBi/jx7roGLuyOLjzl5mIUai4FwBw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T11:52:01.262689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022641observed 0b34aad12d70974cd977b58519f243cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:01.240993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022641/manifest.jsonobserved b3565c060c76230e4514841aeafab21d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:01.219836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022641/publication.mdobserved bb89db8c5e23fdd1e0d8e9f4189108a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:01.201895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022641/publication.txtobserved f2a75183b87ddc308e34057a4ff3a117...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. |
|---|