OT-2026-000078752
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, 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-2026-000078752) never changes.
Identity and time
| Publication number | OT-2026-000078752 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbc-75cf-837f-b687b5c0511b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078752 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ae8d4d3242c43b556e9a9fb4b3224ca99c6f6814b2343decfed13b1f6536ce0 |
|---|---|
| Markdown | 64b1d8efb290c40631494eca9f1ffb9a44c2866b525e2b142dc015f7c958fa5f |
| Publication page | 0c49c78791a72e544e23a698cc54673b4810b563dfe1b34dc32af448a9c25546 |
| Manifest | 5d022ce746ddb6729d0d5ee2db7207638235ec3eb6c19b4fc690900e6102fac4 |
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 | rGgZEM4B0+tVB6gLIk3IWqHCp0CxjIW+sf0gHVs54gcL8bRRcs7JjEs75qU3bTxwp0pnUVIFOIXeg/8L7GarDQ== |
| 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
| 2026-09-17T10:05:32.359797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078752observed 0c49c78791a72e544e23a698cc54673b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:32.341097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078752/manifest.jsonobserved 5d022ce746ddb6729d0d5ee2db720763...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:32.321783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078752/publication.mdobserved 64b1d8efb290c40631494eca9f1ffb9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:32.300819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078752/publication.txtobserved 6ae8d4d3242c43b556e9a9fb4b3224ca...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. |
|---|