OT-2026-000078421
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000078421) never changes.
Identity and time
| Publication number | OT-2026-000078421 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c28-7029-939f-e06c26750249 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078421 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07e97b5fc5859fe67c2aa37fe8dc43261d920d27c41551f23c386aa12442db63 |
|---|---|
| Markdown | 24af68193211ea21820f86a3807afce963d711e5bdf7c0275be2ccd2b7ae68d2 |
| Publication page | 5672f4779be2d60ad76a78fd7da99c8f65168e4717a0d67e547cceea54fc56ff |
| Manifest | 7c56c8c46ffa4ca31aa3cc6ff92855472cd5f2f9ccdf2a205c3898027701f348 |
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 | 4BKOGbVzlb+/lcNbAlHs5lIo+ATbRcz3+Z8ski26A3zpjX7Z5gAjrgmOkufTMje3RaghvAdASiGhfxKo24WUCQ== |
| 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
| 2026-09-17T10:06:24.875628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078421observed 5672f4779be2d60ad76a78fd7da99c8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:24.857145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078421/manifest.jsonobserved 7c56c8c46ffa4ca31aa3cc6ff9285547...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:24.837325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078421/publication.mdobserved 24af68193211ea21820f86a3807afce9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:24.819372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078421/publication.txtobserved 07e97b5fc5859fe67c2aa37fe8dc4326...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. |
|---|