OT-2026-000026631
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single stage ejector, pulsed 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-2026-000026631) never changes.
Identity and time
| Publication number | OT-2026-000026631 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4aa-783d-9009-e086deab440b · 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-2026-000026631 |
| Status | PUBLIC |
Content hashes
| Canonical text | afe98c1da4cbfb95922a2c6e465badc557e82d0ee3cc41084d71566960d346b2 |
|---|---|
| Markdown | 337822cead820f592cd7b6f701baf92cc36c2bc8b74d10594aab4ac52b70ab8d |
| Publication page | 5b9392e556741b4327c1413f7558c13ef3e00d9d9894726adc234432d365faf8 |
| Manifest | 74a7e9733653bd48e9b3d00cbdf2818baebc7181c96c182edecfd3c598c51760 |
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 | MvEy2xa20qdh/BKrc9yxaGJOcc/zG3fMspS3mKEaVkcbdx/vZ1x6/y4YvB6lTC3a2uU66K9Ufre8WQ2+1llPCw== |
| 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
| 2026-09-17T11:45:42.501216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026631observed 5b9392e556741b4327c1413f7558c13e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:45:42.480393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026631/manifest.jsonobserved 74a7e9733653bd48e9b3d00cbdf2818b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:42.455327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026631/publication.mdobserved 337822cead820f592cd7b6f701baf92c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:42.432633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026631/publication.txtobserved afe98c1da4cbfb95922a2c6e465badc5...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. |
|---|