OT-2026-000008308
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, vented after 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-2026-000008308) never changes.
Identity and time
| Publication number | OT-2026-000008308 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908e-7cf6-8a2d-3d8ec3ddb395 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008308 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4fe13ccab774419bec8acbd605e0ee348d9613f65488d07e26250d13ec8cec1c |
|---|---|
| Markdown | ccaaa7d74a7e427ffaa824654920cf715742ff555972f58aba25cc881c9aa979 |
| Publication page | 8aed1562c5731febaeb95fb11f7454f141e35b5c0b506b30904fc2f694fa26d7 |
| Manifest | e50b85fbc207578016d713c9d1b95d298801f0521b206627288ed0747a579a79 |
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 | yh4PWiVR0PDJ8P5EGgAlvxZiChhTicKNNu/5C77tyfQoJPnPB2WErbQGL/MA7deBDrAIGjXij0QP01tt/VOaCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:52.056213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008308observed 8aed1562c5731febaeb95fb11f7454f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:45.513137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008308/manifest.jsonobserved e50b85fbc207578016d713c9d1b95d29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:45.493839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008308/publication.mdobserved ccaaa7d74a7e427ffaa824654920cf71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:45.474405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008308/publication.txtobserved 4fe13ccab774419bec8acbd605e0ee34...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. |
|---|