OT-2026-000007857
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000007857) never changes.
Identity and time
| Publication number | OT-2026-000007857 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908a-7d53-a9a1-dd056e166b1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007857 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef321cc0fa73cbbe1978e7cc6dda41f68dadac1ba146f4c05ccfadd6b754d6e2 |
|---|---|
| Markdown | ab6cc08685f5c9a0d6ef10be4c0a651e4e2df5818bbce12a63afc4fdf99ddcb8 |
| Publication page | 4521e350fda199b94a50d757232f78f647b558a3a355a25a929b16e6f23001c8 |
| Manifest | 4d7a738f856e07f253616bdffde9242d990f2aee486f0918d82f09ecddcc7f11 |
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 | 5nbgmb1I9rk33sKSErN0D6/8lxmhyQNJB8GZQ1+ilSYCmcdXj4BFaFNmJBvNhkOmICEk7nC51zbr5LMCvu+lBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:18.627497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007857observed 4521e350fda199b94a50d757232f78f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:18.609349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007857/manifest.jsonobserved 4d7a738f856e07f253616bdffde9242d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:18.591445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007857/publication.mdobserved ab6cc08685f5c9a0d6ef10be4c0a651e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:18.573969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007857/publication.txtobserved ef321cc0fa73cbbe1978e7cc6dda41f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:51.542560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007857observed 4521e350fda199b94a50d757232f78f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:51.524860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007857/manifest.jsonobserved 4d7a738f856e07f253616bdffde9242d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:51.506342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007857/publication.mdobserved ab6cc08685f5c9a0d6ef10be4c0a651e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:51.490136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007857/publication.txtobserved ef321cc0fa73cbbe1978e7cc6dda41f6...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. |
|---|