OT-2026-000052306
Publication integrity record
Four pad foam 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-2026-000052306) never changes.
Identity and time
| Publication number | OT-2026-000052306 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-74aa-b9d4-d99c46087b02 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052306 |
| Status | PUBLIC |
Content hashes
| Canonical text | f105798bc8613250f808e3bce56a649ffb780ddd5f5bca5a5c6a9ed14c43d8c1 |
|---|---|
| Markdown | 4ace7085318d36995b5caed91e3ee889dd2eb79925d4b3fc213d17dd77ba9fe4 |
| Publication page | 11596b4327d9c5d8b0753f777e892c32dff31861f1f4cf908777cd4ba4f75a06 |
| Manifest | a1ac5fd032ade601acd7f054db04da7927dcdb551ac6481c1d2c967780b3ec1f |
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 | 0n9VOld4ibF2gBJcljPanI/VZAqYIXC8nlKJ6usjUeczNNee1Ozr87ubQ0t1YbsUi1f6fNSTxZJM6TiQqc8iCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:59.366398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052306observed 11596b4327d9c5d8b0753f777e892c32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:59.350229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052306/manifest.jsonobserved a1ac5fd032ade601acd7f054db04da79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:59.332595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052306/publication.mdobserved 4ace7085318d36995b5caed91e3ee889...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:59.313321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052306/publication.txtobserved f105798bc8613250f808e3bce56a649f...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. |
|---|