OT-2026-000091997
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000091997) never changes.
Identity and time
| Publication number | OT-2026-000091997 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-7fc1-9ee9-add11c16090a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091997 |
| Status | PUBLIC |
Content hashes
| Canonical text | 655f4b98db2fd2420d9eee21d7a7bc0476ef3a07d4a2b54e2198406b62f44eaf |
|---|---|
| Markdown | 1e01353d39c59c6e40a78ce5bdc47a77132f965e972bf37fc725245f438a8298 |
| Publication page | ee227c3ca74b7a4786e50746687b2d0f284dd0f5db2d7c6bbae343efe6a0ced7 |
| Manifest | 9dfcb53414b4753a582fe660c20c0b00ccabf5a83096e2ca3ec586ff0107d7fe |
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 | VNGpqE3MM7TQ2h5EGkFnfIk2hzYmHaHDVbiljjLwEqXu82a5L/Yl9r2KbJ2chBl2NcsZ47gfrRd0n1Csr4W+Cw== |
| 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
| 2026-09-17T09:43:00.240915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091997observed ee227c3ca74b7a4786e50746687b2d0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:00.217530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091997/manifest.jsonobserved 9dfcb53414b4753a582fe660c20c0b00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:00.188017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091997/publication.mdobserved 1e01353d39c59c6e40a78ce5bdc47a77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:00.165901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091997/publication.txtobserved 655f4b98db2fd2420d9eee21d7a7bc04...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. |
|---|