OT-2026-000027255
Publication integrity record
Three cup vacuum gripper, three zone face, three stage ejector, 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-2026-000027255) never changes.
Identity and time
| Publication number | OT-2026-000027255 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6996-7762-946d-c8d869abd95c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027255 |
| Status | PUBLIC |
Content hashes
| Canonical text | 91c9aa387ffa8af9a268602e0f5e3a88c9d40d9554139fe22e8dbdfc59addc25 |
|---|---|
| Markdown | a9e327ed09eaab67081ea6f9c6b99f1ef87d47ffb96cfa198fc16e77fc8e82c2 |
| Publication page | eba159abebbf1bd084714d147ba3abe68f07251eec0448fbe3a53f383899d9fe |
| Manifest | 14b80a2f7303c7cae82a65f14564b9e06c3468293ea8c241fdf582ac3be70983 |
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 | kisTXgBIESwmt0nNfefheiE1FgPSq4ffBC7O2YH7RT068/KU4nI8MsaLLOWTi8drfLd3efXd3NHQovyzV5rYBA== |
| 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
| 2026-10-15T20:42:13.157894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027255observed eba159abebbf1bd084714d147ba3abe6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T20:42:13.068332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027255/manifest.jsonobserved 14b80a2f7303c7cae82a65f14564b9e0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T20:42:12.913470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027255/publication.mdobserved a9e327ed09eaab67081ea6f9c6b99f1e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T20:42:12.689998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027255/publication.txtobserved 91c9aa387ffa8af9a268602e0f5e3a88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T04:23:40.638442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027255observed eba159abebbf1bd084714d147ba3abe6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-27T04:23:40.621102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027255/manifest.jsonobserved 14b80a2f7303c7cae82a65f14564b9e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-27T04:23:40.560467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027255/publication.mdobserved a9e327ed09eaab67081ea6f9c6b99f1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-27T04:23:40.437582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027255/publication.txtobserved 91c9aa387ffa8af9a268602e0f5e3a88...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|