OT-2026-000023158
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, sustained 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-2026-000023158) never changes.
Identity and time
| Publication number | OT-2026-000023158 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7267-7292-b66c-dd26c82006c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023158 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6581a2f1f66341589ff64975a0be930f8ac03c7951da9664f89a424d614b78c |
|---|---|
| Markdown | 22574dc772c55f580357b03eb36e18b6ddcb8af7d2c8e410b893d131b4729a2e |
| Publication page | 75ec60c6d7f8d690d6f7f97220fc117046c4324215ac5ab5690f94fee825d854 |
| Manifest | 495e37701643d747b0756a6752c0401f0d27b0312e48171910876896cf5b669a |
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 | gr2joLWPIPWMJCV5MMOYahCrc12nPS2yKfpNhE2BDgwM5UffsYOZy9XQYF/QN1uq70ZauE8Hk+kGZ6iUkk17Aw== |
| 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
| 2026-10-23T04:41:30.040605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023158observed 75ec60c6d7f8d690d6f7f97220fc1170...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T04:41:29.906502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023158/manifest.jsonobserved 495e37701643d747b0756a6752c0401f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:29.801961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023158/publication.mdobserved 22574dc772c55f580357b03eb36e18b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:29.585155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023158/publication.txtobserved f6581a2f1f66341589ff64975a0be930...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:13.727353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023158observed 75ec60c6d7f8d690d6f7f97220fc1170...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:13.645866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023158/manifest.jsonobserved 495e37701643d747b0756a6752c0401f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:13.521193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023158/publication.mdobserved 22574dc772c55f580357b03eb36e18b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:13.336972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023158/publication.txtobserved f6581a2f1f66341589ff64975a0be930...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 |
|---|