OT-2026-000026588
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, sustained blow-off 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-2026-000026588) never changes.
Identity and time
| Publication number | OT-2026-000026588 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a9-7fe0-b209-59c9b1d3ac73 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026588 |
| Status | PUBLIC |
Content hashes
| Canonical text | 007cf995f35ec32817706d79e7bf61bee0394814b799cf381d690d7078c8f19d |
|---|---|
| Markdown | d31a10db53e13d64cae6f8aa60abdd0326e10889d8c862ad757a9ecf1334d084 |
| Publication page | a49600f0904638316767096a392ad1e5d5a0e3adea496566206ab77205f96e15 |
| Manifest | f9f6f61ece0c3487a1f156b78a229483c0d91e6fff8174da4ec547560e942eb7 |
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 | sM+YhU/Z8G2pBn3J1YgY46/SuVS7VpZiB8TqnEJLkucDcv3K5ZL6RWjaZZIAAbeLuoRC/ZB9YX51M+a6rVInCQ== |
| 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
| 2026-09-17T11:44:10.368538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026588observed a49600f0904638316767096a392ad1e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:10.350905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026588/manifest.jsonobserved f9f6f61ece0c3487a1f156b78a229483...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:10.325376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026588/publication.mdobserved d31a10db53e13d64cae6f8aa60abdd03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:10.303366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026588/publication.txtobserved 007cf995f35ec32817706d79e7bf61be...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. |
|---|