OT-2026-000079087
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000079087) never changes.
Identity and time
| Publication number | OT-2026-000079087 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbf-798d-86b8-3f30bef0530e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079087 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95f121a5ce6e45cbc6ae45624cb88471c5e61d273e086b824f24929a9f97088c |
|---|---|
| Markdown | bfc38611518a12b2a460c673b360a3971b66ebbd65148bccf3ca2fff57e3d98f |
| Publication page | e5333f1cd58458eaeb0977c9295eaf7680b63d0ba18c306e69929f9fb04d4a7e |
| Manifest | 4fa552e959ac9853154d9dda02aa076c7e6ba8c78dc26d42292fd7e83f156b3c |
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 | 33zaWP7590/U/lERLJ34BMXOWDZJFwU+55tBZyfVCh5iI8pEoatg5ghu8I+gbtIOorylw5rWOEkip24XFgUQBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
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Independent retrieval
| 2026-10-11T00:41:02.699158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079087observed e5333f1cd58458eaeb0977c9295eaf76...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-11T00:41:02.533963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079087/manifest.jsonobserved 4fa552e959ac9853154d9dda02aa076c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T00:41:02.363306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079087/publication.mdobserved bfc38611518a12b2a460c673b360a397...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T00:41:02.185178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079087/publication.txtobserved 95f121a5ce6e45cbc6ae45624cb88471...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T08:41:52.037733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079087observed e5333f1cd58458eaeb0977c9295eaf76...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T08:41:51.982807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079087/manifest.jsonobserved 4fa552e959ac9853154d9dda02aa076c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T08:41:51.908709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079087/publication.mdobserved bfc38611518a12b2a460c673b360a397...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T08:41:51.848435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079087/publication.txtobserved 95f121a5ce6e45cbc6ae45624cb88471...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 |
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