OT-2026-000012331
Publication integrity record
Foam pad vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off 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-2026-000012331) never changes.
Identity and time
| Publication number | OT-2026-000012331 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f6-7d13-8c9a-85cc92953f00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012331 |
| Status | PUBLIC |
Content hashes
| Canonical text | 253de4f5f9a9c9c4af617df715b07dd0a0f50469421e35d14939f87546e30a20 |
|---|---|
| Markdown | ecf2b2668a935070359a0a39478e488cf52551cb222360610628864ed319d7c6 |
| Publication page | f1e33be03ef67d83400b1c6bbaeb852fd346ce6d4cc663e5b2ed3251e25b66c5 |
| Manifest | 4d354b84775ef81767936d4eefbcaaf8dc07991b0db69671a96aaf0507f99d34 |
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 | igygI+I4ff2fo/PvnRGSYcKCMQQ+J1fz4bXkj1S6SUh6zX4TuwCRQdfP3Uhyion0THaIR6BhVrvlSCLZ8krkBQ== |
| 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
| 2026-09-17T12:11:16.975902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012331observed f1e33be03ef67d83400b1c6bbaeb852f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:16.955866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012331/manifest.jsonobserved 4d354b84775ef81767936d4eefbcaaf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:16.936189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012331/publication.mdobserved ecf2b2668a935070359a0a39478e488c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:16.916541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012331/publication.txtobserved 253de4f5f9a9c9c4af617df715b07dd0...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. |
|---|