OT-2026-000042689
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000042689) never changes.
Identity and time
| Publication number | OT-2026-000042689 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cf-747e-94bc-953fb27fb6bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042689 |
| Status | PUBLIC |
Content hashes
| Canonical text | 04e6675d99cb60ddcbd95dc38e629c24911e0b28a4b3ff5902b620216eb8fbcd |
|---|---|
| Markdown | 8f8d5a3793dee7548f3afac49dfc508aed25573ffefce103f0c044d1543ea384 |
| Publication page | bfcb6ffde47be445984a9436d6180d68d0bcb5b03449561c1ec4e16c9cf58224 |
| Manifest | 66f2f7274def79e614b4f2852d34dd9012e68ad50ba9cd0aecdcfa019e0414d7 |
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 | pTvzKew9ZY05Sv0Gi6U+RFcIWJnC0m5GhPGwaRtKx+l8eUYj7jmuYljG9q3YU4ZdXERxKR7cas7ibgewbfgrCA== |
| 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
| 2026-09-17T11:15:02.742834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042689observed bfcb6ffde47be445984a9436d6180d68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:02.723391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042689/manifest.jsonobserved 66f2f7274def79e614b4f2852d34dd90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:02.703242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042689/publication.mdobserved 8f8d5a3793dee7548f3afac49dfc508a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:02.683698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042689/publication.txtobserved 04e6675d99cb60ddcbd95dc38e629c24...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. |
|---|