OT-2026-000091581
Publication integrity record
Foam pad vacuum gripper, two zone face, four 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-2026-000091581) never changes.
Identity and time
| Publication number | OT-2026-000091581 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16e-7306-b635-b6ac9e5c0c01 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091581 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4817f5c2d50db12cc1954ee6fd7f7fb83462a8f992976c530b9c6dff0965e2f8 |
|---|---|
| Markdown | c0a8afe48f2f5a8f0aa8239cbc3a6b63143cce39a8ac2b3bb46b416a4667ab34 |
| Publication page | 086663c763b4d8307cf75fd1d9a846e7802da8e967478cdeb64aa8abcee304a9 |
| Manifest | 1f819638702890068207e1f7fa37ecbdb33e8a59ba118c8f3d5934e21ec696e1 |
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 | WTp6hxG5BZy2qhijTIxXuBhswqefpfFLok74j8cIlQiaBbyNw8nBMnsJHHBaa6yShbwNxBrrr3Y6L/cLAHX6Ag== |
| 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
| 2026-09-17T09:43:51.231343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091581observed 086663c763b4d8307cf75fd1d9a846e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:51.215863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091581/manifest.jsonobserved 1f819638702890068207e1f7fa37ecbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:51.198232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091581/publication.mdobserved c0a8afe48f2f5a8f0aa8239cbc3a6b63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:51.180918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091581/publication.txtobserved 4817f5c2d50db12cc1954ee6fd7f7fb8...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. |
|---|