OT-2026-000092728
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, sustained 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-2026-000092728) never changes.
Identity and time
| Publication number | OT-2026-000092728 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-b600-79a5-bc2a-9cb8a7e4de5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:06:06.506600Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000092728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 540d3cecc42985eb6c1cf40cc982c77d70989cfd66c62d6ec0722d7b81c335cd |
|---|---|
| Markdown | e9c78b9a40be15040bac3fcef81ba37084178d3ce8b119337d75c6dc0e2bf66c |
| Publication page | 24d1515a0c3fd0254d0a180b5d3d418ca98c3aab59516d16363e9bfafec5c7a1 |
| Manifest | f768f86b47e8858cb0a47540e94359dfd920535cc39c1600b3affee7129ac9fa |
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 | dY363/yV8JJDTi7d60kO14dTj1KAFL1NF4eqsBH+b/bx+qEC/3CgEPEMptjLKvZ0V3FfwozZvOs87TX6EqfFDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:41:21.117249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092728observed 24d1515a0c3fd0254d0a180b5d3d418c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:41:21.099698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092728/manifest.jsonobserved f768f86b47e8858cb0a47540e94359df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:41:21.080134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092728/publication.mdobserved e9c78b9a40be15040bac3fcef81ba370...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:41:21.063025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092728/publication.txtobserved 540d3cecc42985eb6c1cf40cc982c77d...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. |
|---|