OT-2026-000092203
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, sustained 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-2026-000092203) never changes.
Identity and time
| Publication number | OT-2026-000092203 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-875a-7d92-8f88-54ed67af606d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:54.538201Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000092203 |
| Status | PUBLIC |
Content hashes
| Canonical text | 291a8f2ae24c288bba6a7be20476d9e84b8c8c15ea6bf7f2b41fad647bcca422 |
|---|---|
| Markdown | d5b4073c49020790f17e28929430c0146f1ae294989daca8dc3412397d654123 |
| Publication page | b8c23a9bfa6946a49652262af0fcb10c6bef05fb7a59fb7e1bf18e73f90060db |
| Manifest | 7b2135b6e761cc7a493f30a24b757d485a446c8ed2652063a9cd605509ecf5a1 |
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 | 4hdh2oCiKRrhyZG284zncVyjAjnSQ1yJF1mHNcozUHV1AvuA7NGSvTt9casAy0Bfx0PTHUL+ORiwrpB6APhXBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-11-01T08:41:08.174142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092203observed b8c23a9bfa6946a49652262af0fcb10c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T08:41:08.112225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092203/manifest.jsonobserved 7b2135b6e761cc7a493f30a24b757d48...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:08.038270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092203/publication.mdobserved d5b4073c49020790f17e28929430c014...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:07.970125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092203/publication.txtobserved 291a8f2ae24c288bba6a7be20476d9e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T16:41:45.859123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092203observed b8c23a9bfa6946a49652262af0fcb10c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T16:41:45.763225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092203/manifest.jsonobserved 7b2135b6e761cc7a493f30a24b757d48...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T16:41:45.685108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092203/publication.mdobserved d5b4073c49020790f17e28929430c014...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T16:41:45.603680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092203/publication.txtobserved 291a8f2ae24c288bba6a7be20476d9e8...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 |
|---|