OT-2026-000067760
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000067760) never changes.
Identity and time
| Publication number | OT-2026-000067760 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fa-7427-88be-f1e1958557be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067760 |
| Status | PUBLIC |
Content hashes
| Canonical text | fac40fd9fb3d4bd136b6918bd5e5ab9b47acc24aa9a7cc8f88c6b900089ba218 |
|---|---|
| Markdown | 30c8ef80925bbb27ef0a5d2611f5cb6cddd07d1f48b868ba9f8f0e0dff874e9e |
| Publication page | d6a1878b5740163877dc422a16c76479ef7d9f0f8646a564c7979ed77c3457e0 |
| Manifest | 516201892d5baa39039483405e28847f190da8c74b3ee827b19f704d2877b46e |
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 | EYiB1WUidwrwg9s200VQ0dytwRUGBW5DzAF61f2miI501qvVeOCUFyj7ePb+qNGdzr5H8Znk0QOH/ZLfb4dyBA== |
| 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
| 2026-09-17T10:29:58.873252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067760observed d6a1878b5740163877dc422a16c76479...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:58.855246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067760/manifest.jsonobserved 516201892d5baa39039483405e28847f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:58.838327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067760/publication.mdobserved 30c8ef80925bbb27ef0a5d2611f5cb6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:58.819940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067760/publication.txtobserved fac40fd9fb3d4bd136b6918bd5e5ab9b...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. |
|---|