OT-2026-000028599
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000028599) never changes.
Identity and time
| Publication number | OT-2026-000028599 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7723-b0bf-e95ea8adbbe3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028599 |
| Status | PUBLIC |
Content hashes
| Canonical text | 540aa5e33f5cc030e9f2a20a418c2e233fb28b76dd1c9b6625832e1aa447527b |
|---|---|
| Markdown | 4571e248106c216740ab340f8bd8878d5f971dfca9808508aaf43ee151465a7c |
| Publication page | 0c9a96cd20f1833dfac1daad9118dad750208aaf07054fd99942a9af90bcdf79 |
| Manifest | f0a2e5553836bdaaa491b80f7d8d0b0e8e427803a8acbe26c24f9608819ee1e8 |
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 | WEVYYdgQmPJYY0PlIJ2LHX8M3Iet9h8fP5F30ill8SyWJrN29S0bpH7oaRhaP8lNNnUOe78g2uWuMEMYE26GAA== |
| 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
| 2026-09-17T11:41:27.367704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028599observed 0c9a96cd20f1833dfac1daad9118dad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:27.346588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028599/manifest.jsonobserved f0a2e5553836bdaaa491b80f7d8d0b0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:27.325908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028599/publication.mdobserved 4571e248106c216740ab340f8bd8878d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:27.306329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028599/publication.txtobserved 540aa5e33f5cc030e9f2a20a418c2e23...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. |
|---|