OT-2026-000089544
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold 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-2026-000089544) never changes.
Identity and time
| Publication number | OT-2026-000089544 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7096-8158-2f03f3442ac4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089544 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3fe3dfc214c6bce54d9e03caec6045e4be36462022592c836a993aacb099ae6 |
|---|---|
| Markdown | 46b66c193cb36ff3f9d175cbadba654fb24c88cfeac28fd4b73c0e961d2e6897 |
| Publication page | ddc1ff3e89666e82769ab7580bf9d83f5dd673f84f1372f8cdf31bd77c83f812 |
| Manifest | 3b43ff3d7dccbb17cd8605bd51c2456d64e87350dbc6542e17b7bae9b19c46f1 |
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 | 8PPTEkFevhApnUPJaz398oGV84tEL5szO5gTFmo/5FceeMkDvWF4bL9vsgbwccfTd8PvPH2t4mRPTc3BhjBIDQ== |
| 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
| 2026-09-17T09:46:30.718152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089544observed ddc1ff3e89666e82769ab7580bf9d83f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:30.702064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089544/manifest.jsonobserved 3b43ff3d7dccbb17cd8605bd51c2456d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:30.683506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089544/publication.mdobserved 46b66c193cb36ff3f9d175cbadba654f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:30.665326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089544/publication.txtobserved a3fe3dfc214c6bce54d9e03caec6045e...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. |
|---|