OT-2026-000069623
Publication integrity record
Three bellows 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-2026-000069623) never changes.
Identity and time
| Publication number | OT-2026-000069623 · never reused |
|---|---|
| Internal UUID | 01a0ae90-b52c-7a0c-ac6a-3fbf110d28a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:54.310022Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069623 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b7fcacc1bb74461944bc478abb723659f37351c2e7a1a611caa24004f913e64 |
|---|---|
| Markdown | feb83329295b91a4800131c2e6e85227e22997a862435563874c78309929783e |
| Publication page | 8c340ec3ca85a97198be11c4ee492bd81f2f0df446d3ab98836b2d5d1e9a7e5d |
| Manifest | 4388c39cfd37a91921f09bdcc01c791d274d1489fa7421cc980fd3b66bb6b4ba |
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 | Zjnnvf5SL+WGboOP4C5l7sk85WlVoLwm7w9qOc2DAkhpTOKIoDysCeU1Yde9OTM8Q/1S1exejFWbrpTfFDUNAA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:28:17.239864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069623observed 8c340ec3ca85a97198be11c4ee492bd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:28:17.221700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069623/manifest.jsonobserved 4388c39cfd37a91921f09bdcc01c791d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:17.204712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069623/publication.mdobserved feb83329295b91a4800131c2e6e85227...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:17.186581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069623/publication.txtobserved 8b7fcacc1bb74461944bc478abb72365...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
| Custody package | Pending Custody packages are produced weekly. |
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