OT-2026-000077772
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000077772) never changes.
Identity and time
| Publication number | OT-2026-000077772 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-7490-9950-82d1f86fbfa4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077772 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ed20ae8e06fe35c2ce1c3ed040ab7f8699f9185974893f9ca38cc10702b657a |
|---|---|
| Markdown | b2670713537d0365b40388ba70c5615e0819fdbf02e42c090ec3db25917fa19e |
| Publication page | 6f2d2242e38af0a369cac2a139e1ba5a70a3b03a89048d6612188ecd592ae631 |
| Manifest | ed307813dd36a7c8814e651e4754acb925ee0af8cde2a06d1c69f1fc6843edbd |
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 | SgiXp4MRXlzcWuq3xB5M+M/7/KqBupezSeeeJKSPTlH5PB/QyXe5/maaX5qFkMpW9bB6a6rf75/b3Xu8v7U/Cg== |
| 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
| 2026-09-17T10:07:21.446027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077772observed 6f2d2242e38af0a369cac2a139e1ba5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:21.426673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077772/manifest.jsonobserved ed307813dd36a7c8814e651e4754acb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:21.407662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077772/publication.mdobserved b2670713537d0365b40388ba70c5615e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:21.388475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077772/publication.txtobserved 1ed20ae8e06fe35c2ce1c3ed040ab7f8...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. |
|---|