OT-2026-000077168
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, vented after 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-2026-000077168) never changes.
Identity and time
| Publication number | OT-2026-000077168 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7f49-9964-2700a715727f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077168 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e129320d7afe71ae62a6943276fa8eaf48af553eacc0bd386690ca268ca0ef3 |
|---|---|
| Markdown | 8ca576245900fa8764bd11038de9c9516383bd199435fb09aa937f5bd92a0c6e |
| Publication page | df282c4c569ca8429499d06ad7d2eb9b8728e2029b2f1c6248e7c4e7cdda8e07 |
| Manifest | 448b21daca24a5acaf2ee2b8e38692818d5602c7d426b76d08f732f9549c399f |
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 | 4+hgLe2G3av1E5KuMFBhFxo0HvVOQiGl93MZkdaK0urn6BLhFl3l03hvOYAPaDFjJDdsiixw1YBemfHCly8ADg== |
| 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
| 2026-09-17T10:11:59.241485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077168observed df282c4c569ca8429499d06ad7d2eb9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:51.188934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077168/manifest.jsonobserved 448b21daca24a5acaf2ee2b8e3869281...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:50.540991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077168/publication.mdobserved 8ca576245900fa8764bd11038de9c951...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:50.516976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077168/publication.txtobserved 1e129320d7afe71ae62a6943276fa8ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.360293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077168observed df282c4c569ca8429499d06ad7d2eb9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.341031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077168/manifest.jsonobserved 448b21daca24a5acaf2ee2b8e3869281...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.319490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077168/publication.mdobserved 8ca576245900fa8764bd11038de9c951...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.301201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077168/publication.txtobserved 1e129320d7afe71ae62a6943276fa8ea...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. |
|---|