OT-2026-000051915
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000051915) never changes.
Identity and time
| Publication number | OT-2026-000051915 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-752e-b91c-2c302605cc69 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051915 |
| Status | PUBLIC |
Content hashes
| Canonical text | 689e3d8b4c23b62e15581df30d32d8632a598e612b549340ac13befc9514a02b |
|---|---|
| Markdown | 4c98659330e89dfa7632460ec09604d86df4f2c5ca482f5f8431d201cd97d737 |
| Publication page | 4e1ba53c3471ea81eb2a4078aa90615a8d0dd578a321543ddd199bb3b8ea5062 |
| Manifest | 9500e494f2b04979c7fde5d13b1a75d55e0c664683c2fd2f3c8efd53aeb86c29 |
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 | fQPSsGPtkhAWsa28vvEjZG6lnoNYpWnkIZuRN0MWQuLnZL8BHeb9ZzakubCjeofza3YS42d0h/zAAjHZApHLCw== |
| 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
| 2026-09-17T10:57:23.971762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051915observed 4e1ba53c3471ea81eb2a4078aa90615a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:23.955393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051915/manifest.jsonobserved 9500e494f2b04979c7fde5d13b1a75d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:23.938971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051915/publication.mdobserved 4c98659330e89dfa7632460ec09604d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:23.919420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051915/publication.txtobserved 689e3d8b4c23b62e15581df30d32d863...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. |
|---|