OT-2026-000090863
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000090863) never changes.
Identity and time
| Publication number | OT-2026-000090863 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-74d2-a4c1-04dc3a83eb90 · 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-2026-000090863 |
| Status | PUBLIC |
Content hashes
| Canonical text | 484373aa92faf7044b19b40d28ece6c2993a2ed0990edf2df46857a7c5c18f60 |
|---|---|
| Markdown | ec18de1fa75a157f98de20cc8b453667edd52918d01cc13517579a11c911cece |
| Publication page | 26ef24e40d304054a8df23662f08ad9aff221d0d2200e6c06c05e8445e30dcd9 |
| Manifest | b0b253120fbb6b28d70e4418503b296b66eab16f3570d08a1f32f5565039f33c |
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 | nMGGYSodHIobm1PXByQI5HkrG9odLVPCQsXYSZiaPEMX3pYIi8SkpYb4J3sva+ITxNIs17hmksuDrpSEzVnSAA== |
| 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
| 2026-09-17T09:44:03.286552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090863observed 26ef24e40d304054a8df23662f08ad9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:03.268119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090863/manifest.jsonobserved b0b253120fbb6b28d70e4418503b296b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.249539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090863/publication.mdobserved ec18de1fa75a157f98de20cc8b453667...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.231641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090863/publication.txtobserved 484373aa92faf7044b19b40d28ece6c2...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. |
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