OT-2026-000051229
Publication integrity record
Single cup vacuum gripper, pump fed, vented 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-2026-000051229) never changes.
Identity and time
| Publication number | OT-2026-000051229 · never reused |
|---|---|
| Internal UUID | 01a0ae83-273f-7a8f-b33e-6354cca74e3d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:05.998905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051229 |
| Status | PUBLIC |
Content hashes
| Canonical text | f229952ff7ec55ba1f75e27b46c69e813feaac4a7ae6298dd23374bf0f4d7606 |
|---|---|
| Markdown | 629be23f4962b979483193a59738863aec9410c795e0dbe315795d861699dc14 |
| Publication page | b76a562333eb353b49b59a11944ccef8e60e66397ee2b95dbaf1be9e134bff7b |
| Manifest | 8b35ba39b3fa7b885fceb41757d1261544f3cdc8e5a4267b5d9a3b2b82d00ab2 |
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 | 4Sgukw1wsJnJwiiPEaoONAQiFNqEcFV0Tg6h1Yu0ukT90PVveBNGBXimeZZP9FC3oqQ7Gj2ZHyasmE7HJ8r9Cg== |
| 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
| 2026-09-17T10:59:01.183284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051229observed b76a562333eb353b49b59a11944ccef8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:01.165076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051229/manifest.jsonobserved 8b35ba39b3fa7b885fceb41757d12615...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:01.146084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051229/publication.mdobserved 629be23f4962b979483193a59738863a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:01.127559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051229/publication.txtobserved f229952ff7ec55ba1f75e27b46c69e81...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. |
|---|