OT-2026-000053224
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000053224) never changes.
Identity and time
| Publication number | OT-2026-000053224 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-710f-a7e9-610e9e144847 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 78bd9613d1f771553f7edba514747b3c53ffefa307f027c29b0106bed820debb |
|---|---|
| Markdown | 83f7df636d92d5f93ee87e3f5ae7dcf850257cf975fc023bd98d4d6c1243acc1 |
| Publication page | 35245336f73f37021a40ed4f23dbe17524b21d4f81594b1f8f0fe54148edd02c |
| Manifest | 03fd83f33c5b3ec7edd6f57aeb9fa897d369ca077ce73bf51e39978b0c9d7229 |
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 | KepRpkwiXHhuLjLrJxxxeBbEtE3tia4goJccSsxg1BV2bKL8Dpza3/3tHrwPjOzeiNiPoyoNamwUtDlNgVEQAA== |
| 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
| 2026-11-05T20:41:11.574285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053224observed 35245336f73f37021a40ed4f23dbe175...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
|---|---|
| 2026-11-05T20:41:11.520403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053224/manifest.jsonobserved 03fd83f33c5b3ec7edd6f57aeb9fa897...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-05T20:41:11.403785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053224/publication.mdobserved 83f7df636d92d5f93ee87e3f5ae7dcf8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-05T20:41:11.155685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053224/publication.txtobserved 78bd9613d1f771553f7edba514747b3c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-10-23T04:23:14.349920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053224observed 35245336f73f37021a40ed4f23dbe175...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:14.334756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053224/manifest.jsonobserved 03fd83f33c5b3ec7edd6f57aeb9fa897...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:14.293761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053224/publication.mdobserved 83f7df636d92d5f93ee87e3f5ae7dcf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:14.224635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053224/publication.txtobserved 78bd9613d1f771553f7edba514747b3c...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
| 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 |
|---|