OT-2026-000047527
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000047527) never changes.
Identity and time
| Publication number | OT-2026-000047527 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e59-77bf-914c-83054fd3a344 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047527 |
| Status | PUBLIC |
Content hashes
| Canonical text | 117c5d2b3f3917e89be2db461fcbf53a64a24c841ed826542a3ab57cc39a4335 |
|---|---|
| Markdown | af616aff8de6b27d4f78bb414ca2fac99cbccd96fd1bf0713c9abe5f9d302527 |
| Publication page | da3945c308e514a768a29de0463e4c2001e780faf8fb90ed6f7aa6b4a3c6f945 |
| Manifest | 7aada1fe6ea060d0938a25e24a1c435ab710ccfe361f36dfa8f0d2a5ca244155 |
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 | 8ro40nZ84dakHPOnSVefEFyN3wZX7lHgQpKFaGEG0Z1IKvCiskzgFgDAYqTu6PtMGWuVjpGAgCn8YnQ8vAFvAA== |
| 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
| 2026-10-07T04:41:04.004356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047527observed da3945c308e514a768a29de0463e4c20...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T04:41:03.946878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047527/manifest.jsonobserved 7aada1fe6ea060d0938a25e24a1c435a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:03.892794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047527/publication.mdobserved af616aff8de6b27d4f78bb414ca2fac9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:03.826362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047527/publication.txtobserved 117c5d2b3f3917e89be2db461fcbf53a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T08:43:30.046686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047527observed da3945c308e514a768a29de0463e4c20...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T08:43:29.949940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047527/manifest.jsonobserved 7aada1fe6ea060d0938a25e24a1c435a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T08:43:29.826400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047527/publication.mdobserved af616aff8de6b27d4f78bb414ca2fac9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T08:43:29.727437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047527/publication.txtobserved 117c5d2b3f3917e89be2db461fcbf53a...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|