OT-2026-000015272
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000015272) never changes.
Identity and time
| Publication number | OT-2026-000015272 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-78e9-ac52-80b216464409 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015272 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6818ef39dfd57e2d976a8a2807ea28381ec41f1029ccadef35efaf36ad73928 |
|---|---|
| Markdown | 34ad9c989308f3fcb87403267e70155b3c34f6ae87495000d056b7e6b252b679 |
| Publication page | bf15c19abc30188d3881c71d2b11a58ac950190d34b72454158bd945245a4334 |
| Manifest | eb12d58e7ea3db6b243fb8cf2dfcbb292f62497dc697e20fea199139b1af2f36 |
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 | oPHEuMrNnaI04BplijiITYfvb9YbHB6fKdmZHhaHjrocLYZxYOf3AlNmO9XOw4ea4ftsKK8ZMyMJxU4FlzVMDA== |
| 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
| 2026-09-17T12:05:57.058293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015272observed bf15c19abc30188d3881c71d2b11a58a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:57.037631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015272/manifest.jsonobserved eb12d58e7ea3db6b243fb8cf2dfcbb29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:57.016860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015272/publication.mdobserved 34ad9c989308f3fcb87403267e70155b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:56.996996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015272/publication.txtobserved f6818ef39dfd57e2d976a8a2807ea283...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. |
|---|