OT-2026-000075403
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000075403) never changes.
Identity and time
| Publication number | OT-2026-000075403 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-7b4a-89a6-759744908221 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075403 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85523b825348d28c68ecff1fad258660431b44e8f03c21b866021c153158bd78 |
|---|---|
| Markdown | 344dec28407c776e5cb4eb307a91e8da311c6fe197bc3476b850113e85735391 |
| Publication page | f722bdbfb43868677b376224501e1656afd87b92454a9d7277e11c96682ae582 |
| Manifest | c52a945a08295a55ef4a04b69cc38574202e81f9ae6d76db025db1aa293ff798 |
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 | KcxP3IZLhF9D4tmiNR9mKyzQv/oje07amep2tNQUPYt2UBWBwJhs8a49cIOw3yZwoRrovl/iN3+z86kAWXTQDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:17:30.527116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075403observed f722bdbfb43868677b376224501e1656...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:30.509318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075403/manifest.jsonobserved c52a945a08295a55ef4a04b69cc38574...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:30.487103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075403/publication.mdobserved 344dec28407c776e5cb4eb307a91e8da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:30.469535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075403/publication.txtobserved 85523b825348d28c68ecff1fad258660...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. |
|---|