OT-2026-000033471
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000033471) never changes.
Identity and time
| Publication number | OT-2026-000033471 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a38d-7718-b82f-444333dc0601 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033471 |
| Status | PUBLIC |
Content hashes
| Canonical text | 63ba7ca4bdffd0e3460a1314047507c059c5a4febcefad63fa2e1d6415b86ad8 |
|---|---|
| Markdown | a102ea8872daf8a274c1ac4a36905bb91fd56cb7d0bc39a7a1b937c5931e8908 |
| Publication page | 4a44377cfdea4b35bb379ebc6aba3e54a391d6323497c12e54505a1c4dbfea58 |
| Manifest | 761b453c087119c39e97479ada493bd869a24f42e64efd5b01c9a6826216a23a |
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 | W6o8mH5Qs5ib/bCxD0sdfslzI0uuSyXCgm1k3NMep2StpD8qwd2BFaPZWN4dd23GKf0ZQScZkFYM4OlaOpirBA== |
| 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
| 2026-10-24T16:41:35.032537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033471observed 4a44377cfdea4b35bb379ebc6aba3e54...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T16:41:34.969132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033471/manifest.jsonobserved 761b453c087119c39e97479ada493bd8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T16:41:34.921437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033471/publication.mdobserved a102ea8872daf8a274c1ac4a36905bb9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T16:41:34.794447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033471/publication.txtobserved 63ba7ca4bdffd0e3460a1314047507c0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:41:22.016755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033471observed 4a44377cfdea4b35bb379ebc6aba3e54...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:41:21.942267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033471/manifest.jsonobserved 761b453c087119c39e97479ada493bd8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:41:21.841522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033471/publication.mdobserved a102ea8872daf8a274c1ac4a36905bb9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:41:21.668794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033471/publication.txtobserved 63ba7ca4bdffd0e3460a1314047507c0...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 |
|---|