OT-2026-000053781
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000053781) never changes.
Identity and time
| Publication number | OT-2026-000053781 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735d-7d51-bad8-5f2030072564 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053781 |
| Status | PUBLIC |
Content hashes
| Canonical text | bac5fbf62df2ff74713eb245fc32ee4d1d680f02ceb466cb75863aa475c12c41 |
|---|---|
| Markdown | ed932dc243991f91f4eb433a87b11b13c5f32a70eb2b4ef89742b3432059bff1 |
| Publication page | 9e7a0db31c1d731149cf8ea0bc7fd64177879801bffa336c9b835db7c980affc |
| Manifest | 19b341abcb0e4de9bfe31876d613e3af8d4a85a3370d727c89f1a63bad1441cf |
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 | mKvE9GLt3bwiWlnsAxPp6aZwFcq4EslDnU92sC+C/oq2aS0yGSih5aCbb+sWoRIJ7QJ1uWfGRBa9upN9K77wAQ== |
| 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
| 2026-09-17T08:40:27.303362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053781observed 9e7a0db31c1d731149cf8ea0bc7fd641...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:27.284553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053781/manifest.jsonobserved 19b341abcb0e4de9bfe31876d613e3af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:27.261309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053781/publication.mdobserved ed932dc243991f91f4eb433a87b11b13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:27.238930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053781/publication.txtobserved bac5fbf62df2ff74713eb245fc32ee4d...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. |
|---|