OT-2026-000029887
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed 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-2026-000029887) never changes.
Identity and time
| Publication number | OT-2026-000029887 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7b9c-92be-83ab799b9613 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029887 |
| Status | PUBLIC |
Content hashes
| Canonical text | a22483204eafd8a60c855454bcca3ed297e4979db869beaa58e0ac05d55c0d27 |
|---|---|
| Markdown | 155c5e4dd5ad8f009e91a8fb26513746c469dc0cc0cefe478014530dc1111e18 |
| Publication page | c99ec7c93705bc114de8666d62c823728d5c61b50f862eaa0de2f462220631de |
| Manifest | 86d61acf9af95ab01643f0253e683bfb3cb9722c38c10d178280e738051ca826 |
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 | hOkzWH6cqMDqTw6v0b/BSuFoiT2TbZvoFUVxlAY1Ba7vuIOgSD2/X6EeuIQvVT/LtPjdScPUD4cy6SNSpA67Cw== |
| 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
| 2026-09-17T11:38:35.164349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029887observed c99ec7c93705bc114de8666d62c82372...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:35.148958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029887/manifest.jsonobserved 86d61acf9af95ab01643f0253e683bfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:35.132078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029887/publication.mdobserved 155c5e4dd5ad8f009e91a8fb26513746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:35.114720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029887/publication.txtobserved a22483204eafd8a60c855454bcca3ed2...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. |
|---|