OT-2026-000080301
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000080301) never changes.
Identity and time
| Publication number | OT-2026-000080301 · never reused |
|---|---|
| Internal UUID | 01a0ae96-7e77-7088-aff9-2db792e6f2a8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:13.512436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080301 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99d8fbf97c320ffdd12fa4903129d0ed8ee257477c2e51883ffae466beaabf47 |
|---|---|
| Markdown | cf5c130877c1831912206a4533e34f778d74c016934883d93bb027a586825d8e |
| Publication page | f536337ae21742e16cc26d0ca9368aa559bf5eca809de126a33729c3edda97ee |
| Manifest | 049214f046bec4012f9814ab24d9d30a2dc762e934757b80a0b084b824c641d7 |
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 | BvKfkqilrrTOSezeyB/pSVhh+4ws539dL/aEepVR99mA7XY2j/6qHuh6VP4Ag97VGUvwBC2zuw9e/MqwD2xPAA== |
| 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
| 2026-09-17T10:02:46.002350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080301observed f536337ae21742e16cc26d0ca9368aa5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:45.985106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080301/manifest.jsonobserved 049214f046bec4012f9814ab24d9d30a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:45.968478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080301/publication.mdobserved cf5c130877c1831912206a4533e34f77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:45.949985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080301/publication.txtobserved 99d8fbf97c320ffdd12fa4903129d0ed...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. |
|---|