OT-2026-000050613
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, vented 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-2026-000050613) never changes.
Identity and time
| Publication number | OT-2026-000050613 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c4a-7cc0-a380-67b9d8ae7fa4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050613 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a4fe74d24a70dc8db8df7cd46223a1cf650982277d81152d49351209b4c8add |
|---|---|
| Markdown | a1efc5c7ad42121840f5f59c7bbc4382a371118153e312d62401bc65a525148a |
| Publication page | 27a8264c7cdceedfff3732152d34ea80138662fd525225757915cf1b2f6daac1 |
| Manifest | 69d0b9589d37bf0bc311e126faf7780d2e1aa058841f8207b883a1452ffdfb55 |
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 | oA9P86Sj7x/m8eVTCry6iCWDJCOqmHq9w/cVXVe92yyegRTDM10bsU0GFwWDWfY7760NA9upUtGVany2bMWxAw== |
| 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
| 2026-09-17T11:01:43.383531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050613observed 27a8264c7cdceedfff3732152d34ea80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:43.366044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050613/manifest.jsonobserved 69d0b9589d37bf0bc311e126faf7780d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:43.346392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050613/publication.mdobserved a1efc5c7ad42121840f5f59c7bbc4382...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:43.327982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050613/publication.txtobserved 4a4fe74d24a70dc8db8df7cd46223a1c...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. |
|---|