OT-2026-000019088
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000019088) never changes.
Identity and time
| Publication number | OT-2026-000019088 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-791f-8d08-f250d6cebcb3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019088 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7435c88c937223a4bdc6f98929c23d160564007223cac07a34164ef57c2d12e |
|---|---|
| Markdown | c54c848e82ed40ec9e21e58a7613d24ad3fc21e63b5c1de45c81c2fb02ca8758 |
| Publication page | 92a4bb8cb84483d875667d1d8bfa08afe2093cd3ad962e223b09ea1f0bf5ba09 |
| Manifest | ff7f9d1825f6c76bc33c53813274e9d54ae7fd35d455e83d5117df9c8add5e5e |
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 | zrhiVQUxWzNk+6LANYiTD07tG63ve/ZIr+ynf1c0nJ9kr66YnutMSdgnNTd0OJhojIuteifgLoN6VoCvHepmDQ== |
| 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
| 2026-11-03T04:41:20.470179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019088observed 92a4bb8cb84483d875667d1d8bfa08af...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T04:41:20.313998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019088/manifest.jsonobserved ff7f9d1825f6c76bc33c53813274e9d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T04:41:20.228546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019088/publication.mdobserved c54c848e82ed40ec9e21e58a7613d24a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T04:41:20.143337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019088/publication.txtobserved e7435c88c937223a4bdc6f98929c23d1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:43.241977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019088observed 92a4bb8cb84483d875667d1d8bfa08af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:43.225766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019088/manifest.jsonobserved ff7f9d1825f6c76bc33c53813274e9d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:43.205953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019088/publication.mdobserved c54c848e82ed40ec9e21e58a7613d24a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:43.188380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019088/publication.txtobserved e7435c88c937223a4bdc6f98929c23d1...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 |
|---|