OT-2026-000028246
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000028246) never changes.
Identity and time
| Publication number | OT-2026-000028246 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-779f-903b-ce018630ab87 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028246 |
| Status | PUBLIC |
Content hashes
| Canonical text | a333911ac5049620e86ca6f7c8c60de07ce0be092bde45f8f267704b9c8de48e |
|---|---|
| Markdown | af92fdb576fc319eea06e4a1bd1576558cc8d2c9888d556928beadebc64d665e |
| Publication page | d61cf08c13e5d2c4aef810d883d834a297926b8caeed00da5711ec6699be2487 |
| Manifest | 6b8d9862c0b3e118c4b5603b0d21339bd142989c4afdb251b373e7a4e25e79fb |
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 | 9D7NYN+T4lIHZcgP4mrWyS1pZMxYMkRYh+g71DbGet2vcoNQGajIB8Izh/cUlM1En+GyEZDmGCJwmDt9wlsFAw== |
| 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
| 2026-09-17T11:42:36.853617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028246observed d61cf08c13e5d2c4aef810d883d834a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:36.837690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028246/manifest.jsonobserved 6b8d9862c0b3e118c4b5603b0d21339b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:36.821896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028246/publication.mdobserved af92fdb576fc319eea06e4a1bd157655...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:36.804363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028246/publication.txtobserved a333911ac5049620e86ca6f7c8c60de0...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. |
|---|