OT-2026-000044845
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044845) never changes.
Identity and time
| Publication number | OT-2026-000044845 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911b-7d8b-a4e0-1f6922b417c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044845 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9325fd832b9680a34788bfabaf9efd413f630d4617b0554df553b2172a576ddf |
|---|---|
| Markdown | 4eadffb535e528e07c4d5ae5506974929633728b4e52a36a966be159a04913a9 |
| Publication page | ca05a232810887ab9844c185973425b31e381017df3e53b8a2349fccc654675f |
| Manifest | e168b424b050587e0605e41a5fb471f2f2e7d7b3469165fa87b2531a1fc8d6b1 |
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 | u7jjGT1MASvMMuIawYz8ip2AwRxKsEtTpFgAQXAgSnLn9Kh2Vs8CHqMToqEqs3gjaRs4uDsQww9/cXAcbFv6CA== |
| 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... |
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Independent retrieval
| 2026-10-30T04:41:28.235253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044845observed ca05a232810887ab9844c185973425b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T04:41:28.159812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044845/manifest.jsonobserved e168b424b050587e0605e41a5fb471f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:28.075343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044845/publication.mdobserved 4eadffb535e528e07c4d5ae550697492...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:27.992218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044845/publication.txtobserved 9325fd832b9680a34788bfabaf9efd41...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T08:41:37.221903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044845observed ca05a232810887ab9844c185973425b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T08:41:37.088838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044845/manifest.jsonobserved e168b424b050587e0605e41a5fb471f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T08:41:37.005560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044845/publication.mdobserved 4eadffb535e528e07c4d5ae550697492...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T08:41:36.949378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044845/publication.txtobserved 9325fd832b9680a34788bfabaf9efd41...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 |
|---|