OT-2026-000020879
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed 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-2026-000020879) never changes.
Identity and time
| Publication number | OT-2026-000020879 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-799e-be95-a6b6fbb1e01f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020879 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc45a3563a8ca8d193e5f1db7c8ce77d4a4bd8e62fbdf4d727c026af3a7b090e |
|---|---|
| Markdown | 2374b6f924fbb158930a702c8e39e287fb654a6f8c30ea3454d080e06be84163 |
| Publication page | 804bd3fd6c5b7b530c0f6cb449ccca727ac08632684eecf06eca1ec767ce87c1 |
| Manifest | 53343a9481b640a618c5642b78c8f89d03435978584f366a526756e5998dd14a |
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 | aJ+Pm3zo3bkTldM5/AGQ9RYP0xpHUDDgVt9hjji4D2X/8tyhR3F74o8zP4qfnXqsRsQsDjGykYMqqnG50euDDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:59.328083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020879observed 804bd3fd6c5b7b530c0f6cb449ccca72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:59.311314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020879/manifest.jsonobserved 53343a9481b640a618c5642b78c8f89d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.294421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020879/publication.mdobserved 2374b6f924fbb158930a702c8e39e287...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.276465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020879/publication.txtobserved dc45a3563a8ca8d193e5f1db7c8ce77d...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. |
|---|