OT-2026-000090389
Publication integrity record
Foam pad vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000090389) never changes.
Identity and time
| Publication number | OT-2026-000090389 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-71cf-a43c-34f7396198af · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090389 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75546cf0c35b4ca2d5ef3f43cee9287a638fa6e90a1ed570039473505fb5422e |
|---|---|
| Markdown | ddf3b63ffcd952db364fbd5fca066e78019e0397cbaaf88fa179f28919900519 |
| Publication page | 8ad060cafe6d9499e1244e07eca42e4dd4f797618392425c8019f7ccf9a0682d |
| Manifest | c05a91df5a11782a8f17c3b24b9ea30b075237dea1e5c90bd45ef8e562b01a15 |
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 | llqjQciDy8ryl12AxR2v6x7wGyr6bAzICDmRqz24W6BmYzLzwZOO3DRpeOKSxn0A3LlrYITX9wp2cLZ/igBFAw== |
| 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
| 2026-09-17T09:44:29.751816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090389observed 8ad060cafe6d9499e1244e07eca42e4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:29.733037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090389/manifest.jsonobserved c05a91df5a11782a8f17c3b24b9ea30b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.712396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090389/publication.mdobserved ddf3b63ffcd952db364fbd5fca066e78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.695046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090389/publication.txtobserved 75546cf0c35b4ca2d5ef3f43cee9287a...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. |
|---|