OT-2026-000050521
Publication integrity record
Three cup vacuum gripper, three 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-2026-000050521) never changes.
Identity and time
| Publication number | OT-2026-000050521 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c49-761a-ac23-85624c99c202 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ca94a6b5720d06fec8d6d01aa53a9e8533633338fdc1c103ee30458db5feeb7 |
|---|---|
| Markdown | 0a35ee47cb2f1cd6bd0b368d09baa80cab51884cd53e78699e6d9db2b2db8288 |
| Publication page | 7b141b7724ad4279c73e13f5eecd357bfa395b7f8dd6858bedf4dc64627c845b |
| Manifest | 91b83fba3105ccb180ac13273068ec50daf7df2e2e42976644b42b513baa83be |
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 | MJ3ntzmcUvuDJVaDKW8+kqj0ebenM2OQEmV2JVpytyQMWWy+g/CGGVIiH/V5/zRAobyMz5K4CJG0LigbbdBvCA== |
| 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
| 2026-09-17T11:01:35.025023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050521observed 7b141b7724ad4279c73e13f5eecd357b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:35.008310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050521/manifest.jsonobserved 91b83fba3105ccb180ac13273068ec50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:34.991665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050521/publication.mdobserved 0a35ee47cb2f1cd6bd0b368d09baa80c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:34.973959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050521/publication.txtobserved 1ca94a6b5720d06fec8d6d01aa53a9e8...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. |
|---|