OT-2026-000103994
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, pulsed blow-off after 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-2026-000103994) never changes.
Identity and time
| Publication number | OT-2026-000103994 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-7dfe-882b-43299a719820 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103994 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3250c3849370e6c5160e09693f3e2dd9c5d722881fcfff4094ae27ca0055812b |
|---|---|
| Markdown | 79b8e08c495b7f25badacbf291bd6189d8c0b85d41ffcb25031cc0561f8ad571 |
| Publication page | 4d1dbcaf9470bc351495a1a469743c1e1c1e39a7358f1cedc1e7fa60b0f44b51 |
| Manifest | 70924fc339561e34152e21c93aafac552678cc2b50d10a58a6e9ac8a8eec4c8d |
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 | CSrPsm7XwqgArD5yB/rqDeQQoor27RufigalQ8rsf4FANIaTGwEkZrmL5MQ523cowEAoCJzZ9SbbgForQYvZDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:00.061553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103994observed 4d1dbcaf9470bc351495a1a469743c1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:00.043793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103994/manifest.jsonobserved 70924fc339561e34152e21c93aafac55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:00.027247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103994/publication.mdobserved 79b8e08c495b7f25badacbf291bd6189...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:00.009855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103994/publication.txtobserved 3250c3849370e6c5160e09693f3e2dd9...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. |
|---|