OT-2026-000041920
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off 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-2026-000041920) never changes.
Identity and time
| Publication number | OT-2026-000041920 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a6-7c92-b6e1-a8f837e5c349 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041920 |
| Status | PUBLIC |
Content hashes
| Canonical text | fdbec30176d73611d762602324320ccc4bf53bd4a6cec3afc3a77f3e96d0afbe |
|---|---|
| Markdown | 30420c3db5fa55e43766df58a373cf22e26c54de5287727566df9b15529d51d3 |
| Publication page | 8ed0248014c8f3a2926591a09431c1b8e2299dcf69b19936d44e06e2e9eb8bab |
| Manifest | a32b357e92d2d314fafafd843448b46fe99a2414e955ba09ae8fb7233f9575f2 |
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 | C95serFTvb3JMBy9pJSARTn5OynfEueJwsGzrO1F1davnmJEykFM+FfTyWDsn70WaHPZDJ5AvBy7ch/QORh7Aw== |
| 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
| 2026-09-17T11:16:48.347399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041920observed 8ed0248014c8f3a2926591a09431c1b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:48.329988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041920/manifest.jsonobserved a32b357e92d2d314fafafd843448b46f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:48.313014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041920/publication.mdobserved 30420c3db5fa55e43766df58a373cf22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:48.296717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041920/publication.txtobserved fdbec30176d73611d762602324320ccc...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. |
|---|