OT-2026-000056096
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off 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-2026-000056096) never changes.
Identity and time
| Publication number | OT-2026-000056096 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7b13-82ab-d2d438ba1cbc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056096 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c7b5bb3c154779301aa0149a98ed518514cbf62a6fdf023b54c6d4a015a7bc3 |
|---|---|
| Markdown | e4dfbb1e167285d65c6d82701af32d0a773f3423a15a6883cbf4176b9680ae46 |
| Publication page | c336951ebae6fa791e4c328e6c4d4280d004304636d5c393c1d4c4e554eed975 |
| Manifest | cabe7db98d9f3ae42fc190ed320c8a10afeab277c2ce82edc7407258a09993e8 |
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 | bk0CveDWMHWp7e/6rFZ09vAve6qgFPltXFc2lcAqglfkxtfATtqLaV/CsrqsL1XjbuFhhHYb3BaPVCwNu5LAAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:11.785481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056096observed c336951ebae6fa791e4c328e6c4d4280...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:11.767012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056096/manifest.jsonobserved cabe7db98d9f3ae42fc190ed320c8a10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:11.749596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056096/publication.mdobserved e4dfbb1e167285d65c6d82701af32d0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:11.732943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056096/publication.txtobserved 2c7b5bb3c154779301aa0149a98ed518...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. |
|---|