OT-2026-000043327
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000043327) never changes.
Identity and time
| Publication number | OT-2026-000043327 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327d-77eb-bc81-d4cefaec04ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043327 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7fda4932fce6dcece6e3ec9dde33364636032df7d4ba3e99cbaf8e64895b56ee |
|---|---|
| Markdown | 73acec7834aa4ddec63edf49457ab304650fe6264e68f3db23cb7fea7bb6bc37 |
| Publication page | e2e0620d15c28b57aedeb561d5fbda03bfacd492e8e3a83f0884b47d92ba86f2 |
| Manifest | a8d42c076d08de366ab3a413a038bdd91646dd0cecf84908fae09b86fb30ebe2 |
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 | w6bAco9nGGR6+TE1EmkmHHc7lvG1JxLxWnpouXIKXmkTB/TuBMfWA7CiEv3qQ29A/+kKMZt9sz8VxcL2Hj4sCA== |
| 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
| 2026-10-18T20:41:48.726133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043327observed e2e0620d15c28b57aedeb561d5fbda03...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T20:41:48.674096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043327/manifest.jsonobserved a8d42c076d08de366ab3a413a038bdd9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T20:41:48.577301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043327/publication.mdobserved 73acec7834aa4ddec63edf49457ab304...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T20:41:48.392875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043327/publication.txtobserved 7fda4932fce6dcece6e3ec9dde333646...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:42:57.885713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043327observed e2e0620d15c28b57aedeb561d5fbda03...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:42:56.617431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043327/manifest.jsonobserved a8d42c076d08de366ab3a413a038bdd9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:42:56.047011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043327/publication.mdobserved 73acec7834aa4ddec63edf49457ab304...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:42:55.497483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043327/publication.txtobserved 7fda4932fce6dcece6e3ec9dde333646...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 |
|---|