OT-2026-000090776
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000090776) never changes.
Identity and time
| Publication number | OT-2026-000090776 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7ed7-9cc8-f24ac317e378 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090776 |
| Status | PUBLIC |
Content hashes
| Canonical text | f31c3f33c8f0d220b85b4483ea40d9592e4bd1e5f32bb9fdd412bc2e87c4c223 |
|---|---|
| Markdown | 36fb90a31c4db6cc04d83eb4ffb051bd071c1aeffd53f3f68d98facddf76067c |
| Publication page | e5986933fee1b17229f4c0b5919a6831d75988a1fcf2cb66b91f6aa8a4a8a472 |
| Manifest | b512e3faae54663ec20c3c8dee50f3d1cffc0e27d490f99c049b10060b13a617 |
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 | 26g0rjrkLUaWHA/z4dpJfORFPWEGA6sZL91LQa0qjVuEl3sGZh7yaTKkpRA/7oPTBGUrJmc3guumwA1Bg3CdCQ== |
| 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
| 2026-09-17T09:44:58.678327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090776observed e5986933fee1b17229f4c0b5919a6831...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:58.660574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090776/manifest.jsonobserved b512e3faae54663ec20c3c8dee50f3d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.643955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090776/publication.mdobserved 36fb90a31c4db6cc04d83eb4ffb051bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.626852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090776/publication.txtobserved f31c3f33c8f0d220b85b4483ea40d959...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. |
|---|