OT-2026-000073821
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000073821) never changes.
Identity and time
| Publication number | OT-2026-000073821 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-7014-8e94-f02cb57f4c40 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073821 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45dff63d0e5f8ac60961736a539911fed8e4ed76a9f845f6b37a610907699182 |
|---|---|
| Markdown | 935d01839f3bedfbeff5c8cdabbb1342601eb66a6e28f76d8aea871baca0d70f |
| Publication page | 0cfbaf270c33b7840191ccaa2ee44330903033fd3ef7af2007b473d2202a32e5 |
| Manifest | d64a01c55d75957bd847a524139b40ffaf6798f4d756b76abf386cc873672c52 |
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 | d8lqs+SgZVfodqzz6Rud4BLS0Hwf6+/SmJhYIjmkayE3vCNEQ7xo6b5FvSsBRWtEQ3rvQJUgDj5srwiBpOE5Aw== |
| 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
| 2026-10-31T00:41:58.177944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073821observed 0cfbaf270c33b7840191ccaa2ee44330...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T00:41:58.104962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073821/manifest.jsonobserved d64a01c55d75957bd847a524139b40ff...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T00:41:58.010941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073821/publication.mdobserved 935d01839f3bedfbeff5c8cdabbb1342...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T00:41:57.925485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073821/publication.txtobserved 45dff63d0e5f8ac60961736a539911fe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T12:41:15.474643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073821observed 0cfbaf270c33b7840191ccaa2ee44330...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T12:41:15.405333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073821/manifest.jsonobserved d64a01c55d75957bd847a524139b40ff...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T12:41:15.322021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073821/publication.mdobserved 935d01839f3bedfbeff5c8cdabbb1342...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T12:41:15.237002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073821/publication.txtobserved 45dff63d0e5f8ac60961736a539911fe...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 |
|---|