OT-2026-000029643
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000029643) never changes.
Identity and time
| Publication number | OT-2026-000029643 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-79b5-bd8d-f48dc58444be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029643 |
| Status | PUBLIC |
Content hashes
| Canonical text | c109f7462d2ce1e353c04d6b63f7948d0bb2807642f00afb040fda07d29654c5 |
|---|---|
| Markdown | d223f4e1a2747fcb0d4c18895c917702ae53f3af4c1bf40bcee2b2bad07b4cf1 |
| Publication page | bd2f507ab4142160376e0efb661a230766c2f4bc9e9ddee399b12f05c57d28d1 |
| Manifest | 58f727921e425a7e53710925092afaa1cd125927a7f2844c656d6a3a864cd2f1 |
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 | Ts+6H9/LrAyFKNW9Ekzt+32Q39RtWWAUiRM9vndNe9rqQr3/XJIyqfD16ubZXUmbonbIXiHBKxHlDFIpIuVnCQ== |
| 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
| 2026-09-17T11:39:21.280844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029643observed bd2f507ab4142160376e0efb661a2307...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:21.262419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029643/manifest.jsonobserved 58f727921e425a7e53710925092afaa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:21.234911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029643/publication.mdobserved d223f4e1a2747fcb0d4c18895c917702...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:21.207243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029643/publication.txtobserved c109f7462d2ce1e353c04d6b63f7948d...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. |
|---|