OT-2026-000004919
Publication integrity record
Vacuum cup gripper, three zone face, ejector fed, vented 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-2026-000004919) never changes.
Identity and time
| Publication number | OT-2026-000004919 · never reused |
|---|---|
| Internal UUID | 01a0a927-cf8a-7746-9fdb-cb26e60b4d4e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:39:13.677656Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004919 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2bdeae195c33b9ce6b21af2de65d97727decb0f5c2d347a7b24e7c164c84ec49 |
|---|---|
| Markdown | d6c42e4a54fe6d8bf039319e32370a90e0f2d890faa194ef90f5f750d7af0f02 |
| Publication page | 8b2fe00376e631e988ed2c0091088a902921169d024a4811f8e582e4120f5409 |
| Manifest | 0318fab71c87662618a6c441641dee7292ea9523fb2a7e495f068306912c4be5 |
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 | AqLWnsgiTRr6Ivewy+U1ovvLhc5qaSrq+8jQdiBAsR9gRvhxJv695/ROeHGtlwWTMOxZE0fMbBOX8Jn+ZnT0DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:04.707464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004919observed 8b2fe00376e631e988ed2c0091088a90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:04.694896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004919/manifest.jsonobserved 0318fab71c87662618a6c441641dee72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:04.682006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004919/publication.mdobserved d6c42e4a54fe6d8bf039319e32370a90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:04.667998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004919/publication.txtobserved 2bdeae195c33b9ce6b21af2de65d9772...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. |
|---|