OT-2026-000055041
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000055041) never changes.
Identity and time
| Publication number | OT-2026-000055041 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e81-74f7-b70b-4f7f0d6aa568 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055041 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8794820915b96984457cad25335b811b20d5a09037e783947cf37c568a5fd758 |
|---|---|
| Markdown | 4d75ac075418b1697f7cd656d191afe389d120fe41c1c863de7ab8493897df95 |
| Publication page | d66bb7163ea16f56db31c36163d46e03530cc5f9422edb0825b63d08b96e67f1 |
| Manifest | 8089c2265c79149dd41fd9cdcc995fbf86ec9a8426396df30ecf032eeec77c7f |
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 | /ojhK9bieOc+flXh36z6ri2MS3eG2CVXrCBoKnA8wEz7nSUVp/FDLGzIo9LQ7F0bsSchrYVxoxrxpgesXXwHAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-11-05T12:41:45.367429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055041observed d66bb7163ea16f56db31c36163d46e03...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
|---|---|
| 2026-11-05T12:41:45.316311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055041/manifest.jsonobserved 8089c2265c79149dd41fd9cdcc995fbf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-05T12:41:45.264724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055041/publication.mdobserved 4d75ac075418b1697f7cd656d191afe3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-05T12:41:45.200790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055041/publication.txtobserved 8794820915b96984457cad25335b811b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-09-21T08:41:16.702161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055041observed d66bb7163ea16f56db31c36163d46e03...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T08:41:16.652505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055041/manifest.jsonobserved 8089c2265c79149dd41fd9cdcc995fbf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T08:41:16.600249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055041/publication.mdobserved 4d75ac075418b1697f7cd656d191afe3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T08:41:16.548197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055041/publication.txtobserved 8794820915b96984457cad25335b811b...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 |
|---|