OT-2026-000006413
Publication integrity record
Vacuum cup gripper, ejector fed, pressure verified, sustained blow off after set down, silicone cups
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-2026-000006413) never changes.
Identity and time
| Publication number | OT-2026-000006413 · never reused |
|---|---|
| Internal UUID | 01a0a95a-60ca-7093-8b34-8c8ece1e4243 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:34:27.662325Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006413 |
| Status | PUBLIC |
Content hashes
| Canonical text | 497423804a70ec72b589d9a8048ad68fce92f05552779323528fa92457f103fc |
|---|---|
| Markdown | 8f8d123cf71753cffdbb2a6e40e1e5b7524ea48b27c8223fae1a7a4e1ce6adec |
| Publication page | fc21f208e4b52463d8bedba55172f60a02eb311e6408ed5c8dc05af38dbda46f |
| Manifest | bf0de1836bd85695cf746ea553ffb9a1741f5c81c4d96a7a02636789733ffe30 |
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 | WUE4EGx3rczT7xAZn4ipUQQA3oL9rJp9TKgdYWeDTF9BUerCIq989W1VjeZ1uZYn4bhlYj59WSd2w9OYC9GBBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:20.450165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006413observed fc21f208e4b52463d8bedba55172f60a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:20.436392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006413/manifest.jsonobserved bf0de1836bd85695cf746ea553ffb9a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:20.424021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006413/publication.mdobserved 8f8d123cf71753cffdbb2a6e40e1e5b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:20.409766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006413/publication.txtobserved 497423804a70ec72b589d9a8048ad68f...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. |
|---|