OT-2026-000028276
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, sustained blow-off before set-down
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-2026-000028276) never changes.
Identity and time
| Publication number | OT-2026-000028276 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f4-7a75-a23a-2a80fe26d7cc · 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-2026-000028276 |
| Status | PUBLIC |
Content hashes
| Canonical text | b433076ec1a61a7ff638e0980036aed9dd53f81c9b10c65cd8835af958361347 |
|---|---|
| Markdown | 2bf541c3bcaa102d5f38896b359b4ca1a929317c74b765274bd22b9010786f38 |
| Publication page | 47c4dba791963921a4b479b2171d4f78fafa66b18221b41808476677b98a8e72 |
| Manifest | ef06f575d57a57c457d847376b38d678bd44020011384dea4bb2a326c34bf424 |
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 | nTmQOMrzEkQ8pK6rUg1EpviP7n+uVi59baOPGig/Czjll1p/RjiokyVPnRejLZSRmpwmDG5VQpBQybC5oZjBBQ== |
| 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
| 2026-09-17T11:40:09.229169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028276observed 47c4dba791963921a4b479b2171d4f78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:09.211213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028276/manifest.jsonobserved ef06f575d57a57c457d847376b38d678...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.195828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028276/publication.mdobserved 2bf541c3bcaa102d5f38896b359b4ca1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.178565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028276/publication.txtobserved b433076ec1a61a7ff638e0980036aed9...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. |
|---|