OT-2026-000055377
Publication integrity record
Single cup vacuum gripper, single stage ejector, supply line 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-2026-000055377) never changes.
Identity and time
| Publication number | OT-2026-000055377 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a101-73f4-a4dc-98782f424867 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055377 |
| Status | PUBLIC |
Content hashes
| Canonical text | af63b0c4b3e201c52fed0cb1cb563798229f58d91f994a5cf2c9f3ab12642f13 |
|---|---|
| Markdown | d876206956e4d4fb408d41f2274f9a96bec585a49387ba9562a88eddaf09e358 |
| Publication page | 52798ad597a071bf584ac8c3521b2bf6ffdff9c32e84b4fa9926927aeea83e65 |
| Manifest | 7a3cbbf640ab3de0d9680561a658e8360f728ed0da0ae8c21de8e23eb15050ba |
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 | 9/jEl9t+Ln3YCLofTxinE7XUJUg23f+DGiVa+koWSAWSyFsAwHaVhHXAACfVKwXOwws4oAz3191BPnUbUFf8AQ== |
| 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
| 2026-09-17T10:52:00.597505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055377observed 52798ad597a071bf584ac8c3521b2bf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:00.579445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055377/manifest.jsonobserved 7a3cbbf640ab3de0d9680561a658e836...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:00.561347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055377/publication.mdobserved d876206956e4d4fb408d41f2274f9a96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:00.544556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055377/publication.txtobserved af63b0c4b3e201c52fed0cb1cb563798...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. |
|---|