OT-2026-000003517
Publication integrity record
Bellows cup vacuum gripper fed from a dedicated vacuum source at the tool
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-2026-000003517) never changes.
Identity and time
| Publication number | OT-2026-000003517 · never reused |
|---|---|
| Internal UUID | 01a0a906-f320-757b-a709-39306974fd89 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:03:20.099015Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003517 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d7bfd8a92eafd29c4bdbf28cd9be6ec574d793043c05fa913a630e96823ddf5 |
|---|---|
| Markdown | aedf887876a809632ff84e18797f51bc9ea6dcaa4be6ef695aa86c55db9c5fbe |
| Publication page | 38c94ff076096278cd33a845c9b9d746289edd48de5bc84867eb30e9604e68b3 |
| Manifest | ce10b8a922f641eb26eac954120f15c17a6683595987bb59ea983e622261de2f |
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 | f3JuHdVTaNaZtuJr+DvPxm9ogKHfM2QpvqeuhpxNsG9a/7CGSeKJMMC40eVNusJIlcYCBa7DExGIZt2zb8y2CA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:07:02Z batch OT-TS-2026-W38-008 · RFC 3161 token · inclusion proof root e9da7eb1c397f1749e5915c5a39dbbcf... |
|---|
Independent retrieval
| 2026-09-16T09:00:32.907722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003517observed 38c94ff076096278cd33a845c9b9d746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:32.892543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003517/manifest.jsonobserved ce10b8a922f641eb26eac954120f15c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:32.877265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003517/publication.mdobserved aedf887876a809632ff84e18797f51bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:32.734605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003517/publication.txtobserved 4d7bfd8a92eafd29c4bdbf28cd9be6ec...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. |
|---|