OT-2026-000090881
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000090881) never changes.
Identity and time
| Publication number | OT-2026-000090881 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7ffc-8047-08760e33625b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46ab32aaff944eb6ecbc2925e1598cb21da351224c42fdd3066494f3d41d7701 |
|---|---|
| Markdown | ece41ba6d3063113f1a80851f6037ec1c0bd0f45c216443b194f7cc194bb8a4c |
| Publication page | 0fb6dabb10590fac76ec50f0b216258bd1c80388a7fd49ea3555f485bf043beb |
| Manifest | 846779d6f477c528f96b55d04904606b6eb036349d8629b01e08e6f4c0ecd8f8 |
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 | R+UP40HUwRO9S47xn9ABnICWDUXiCdzbBFUY+pEaHCoRqhCekl8YIb6eJABzhevFng51KPR5YAQoimX04YfHBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:04.765551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090881observed 0fb6dabb10590fac76ec50f0b216258b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:04.747687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090881/manifest.jsonobserved 846779d6f477c528f96b55d04904606b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:04.730678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090881/publication.mdobserved ece41ba6d3063113f1a80851f6037ec1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:04.713547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090881/publication.txtobserved 46ab32aaff944eb6ecbc2925e1598cb2...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. |
|---|