OT-2026-000057295
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000057295) never changes.
Identity and time
| Publication number | OT-2026-000057295 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bc-7902-9c95-9c4f25c4a6d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057295 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb64c23fda855278543ab782bc132ade4577d11e333f40986bddc92b6b0b09da |
|---|---|
| Markdown | e9a2a2237d17bb7848188c3424d55ec98657fbe3f93a57405d983bb0a98714e1 |
| Publication page | d5f8bd5c10c0c4754234be447150bc9b1da7dc42057fdb25035bbb69a2e8cf61 |
| Manifest | bb2047bb105201bcaa87b43fcafb1c0137e49935c14ed2c61027f4a48707ef41 |
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 | 47l5WZoIeRPAgnvd2hXrYJHAH1mka0WQTc+EPcktI3dHjznVlM20iNJu4SYQboSTr9XvR2aqJYkM30tyKcWYDw== |
| 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
| 2026-11-06T00:41:20.646433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057295observed d5f8bd5c10c0c4754234be447150bc9b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
|---|---|
| 2026-11-06T00:41:20.574884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057295/manifest.jsonobserved bb2047bb105201bcaa87b43fcafb1c01...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-06T00:41:20.515718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057295/publication.mdobserved e9a2a2237d17bb7848188c3424d55ec9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-06T00:41:20.294004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057295/publication.txtobserved cb64c23fda855278543ab782bc132ade...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-09-27T00:41:49.279287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057295observed d5f8bd5c10c0c4754234be447150bc9b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T00:41:49.168085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057295/manifest.jsonobserved bb2047bb105201bcaa87b43fcafb1c01...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T00:41:49.070159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057295/publication.mdobserved e9a2a2237d17bb7848188c3424d55ec9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T00:41:48.955414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057295/publication.txtobserved cb64c23fda855278543ab782bc132ade...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 |
|---|