OT-2026-000054897
Publication integrity record
Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000054897) never changes.
Identity and time
| Publication number | OT-2026-000054897 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-736d-ba1e-ca2f0e5b2345 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054897 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ffa650689b3295e8dc51296e3e801a93834b8b92d67bb8223fe809c7bd74ee1 |
|---|---|
| Markdown | 2798d73799d06a75147604a7e53cc8dc8fbd576ee4a26be4dd7383a90687b0ab |
| Publication page | 57bc68545f81f454053dd509a708fcdf42b01ec6d342856582abe73816d67aba |
| Manifest | efec795a7c9491696608b578d079fdfec115d42e9dad862d32ae9153ff56bdb1 |
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 | zuIet4OxIBugEY91GhJd6oeCT7OpWzG3kEEfci5Zu+CI3jqxVEGp3m+oDbBoLWffg8x3TlCSWqTnCxcsg/NACA== |
| 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
| 2026-09-17T10:54:07.526101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054897observed 57bc68545f81f454053dd509a708fcdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:07.504575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054897/manifest.jsonobserved efec795a7c9491696608b578d079fdfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:07.482368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054897/publication.mdobserved 2798d73799d06a75147604a7e53cc8dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:07.456350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054897/publication.txtobserved 4ffa650689b3295e8dc51296e3e801a9...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. |
|---|