OT-2026-000089847
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold 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-2026-000089847) never changes.
Identity and time
| Publication number | OT-2026-000089847 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-7c47-bd43-effc7590804e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089847 |
| Status | PUBLIC |
Content hashes
| Canonical text | a934c71f18d0e6b4405636d4995c25c6352c922137b49c76e468bada6065060b |
|---|---|
| Markdown | 78abbba906980c94d39164cd3d6be1ec7d62dc29a666c49b9a542d78f0d533ca |
| Publication page | 8fe14188e0c7692c8853e1ddd795d49b892e4375902a247ffa73b87e95dbb0e0 |
| Manifest | f9239b258f7e152c52b9f4a923c91f9b14e15e0ac164658b1e40898102b5e681 |
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 | GLYgNXyflk76ktcKNxDjghxWDpHn2JMab77E6SefLNhRUNfl7kg7HiLxKRJqLCjbzsXKaShG/w7wy7v87i8XAQ== |
| 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
| 2026-09-17T09:45:05.548869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089847observed 8fe14188e0c7692c8853e1ddd795d49b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:05.531163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089847/manifest.jsonobserved f9239b258f7e152c52b9f4a923c91f9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:05.514097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089847/publication.mdobserved 78abbba906980c94d39164cd3d6be1ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:05.497400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089847/publication.txtobserved a934c71f18d0e6b4405636d4995c25c6...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. |
|---|