OT-2026-000019231
Publication integrity record
Two cup vacuum gripper, two zone face, 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-2026-000019231) never changes.
Identity and time
| Publication number | OT-2026-000019231 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7a44-adcb-8732004ebf5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019231 |
| Status | PUBLIC |
Content hashes
| Canonical text | 96af1f0ba30c94e12d20112d9c80c47853399cac9865c6a6930b732a00778115 |
|---|---|
| Markdown | 89317f768ee2e301e0f347c4bcd5ba64062cb043c81477ca346c80ca79d964b9 |
| Publication page | 19071fa55dd637b3a6c886dc8937e270610ca6e997779a191542bf1645659f94 |
| Manifest | f5f32992174f5c3972afab9e02dfe9880afcd92176de9d91a4c0a6d9b944dc20 |
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 | 0kwomXBVTnPWeJr/1Pe/9fqld4l4uyvdMo081ukMttIVqw3PwYffhnPyY2iLm2PauCRvLw+XgS68Ds/MRw1oCQ== |
| 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
| 2026-09-17T11:58:33.489838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019231observed 19071fa55dd637b3a6c886dc8937e270...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:33.470461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019231/manifest.jsonobserved f5f32992174f5c3972afab9e02dfe988...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:33.450605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019231/publication.mdobserved 89317f768ee2e301e0f347c4bcd5ba64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:33.431062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019231/publication.txtobserved 96af1f0ba30c94e12d20112d9c80c478...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. |
|---|