OT-2026-000030272
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000030272) never changes.
Identity and time
| Publication number | OT-2026-000030272 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-7a69-9ac6-014093cf6567 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030272 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d6670ce29468f772a9c909b19a92db7686435fe42f97854921efc4ec22cd934 |
|---|---|
| Markdown | f0fe6d053bfaa68ff446d63369295a31b2035e9261b5bc24aa481239234f6dc6 |
| Publication page | 871103ec9c2b85c8ff9866a4f5ba35aee10801dc678cffd4857139a54621573e |
| Manifest | 4c4b232646f920395410c0dba6b9f5a08bb9ebc5afec402f8c098e9e83277626 |
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 | 17ec0cVn6CxMbrrLI2YWA6VBPHYij/tbtC0kyD+Cdn4p8yjPReRjXjoPHlX23fNgq3BCNWnnD8Wc+aMsDlyBBQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T16:43:09.441612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030272observed 871103ec9c2b85c8ff9866a4f5ba35ae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:43:09.210114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030272/manifest.jsonobserved 4c4b232646f920395410c0dba6b9f5a0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:43:09.013821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030272/publication.mdobserved f0fe6d053bfaa68ff446d63369295a31...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:43:08.867930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030272/publication.txtobserved 3d6670ce29468f772a9c909b19a92db7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.329799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030272observed 871103ec9c2b85c8ff9866a4f5ba35ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.307047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030272/manifest.jsonobserved 4c4b232646f920395410c0dba6b9f5a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.289929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030272/publication.mdobserved f0fe6d053bfaa68ff446d63369295a31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.272766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030272/publication.txtobserved 3d6670ce29468f772a9c909b19a92db7...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. |
|---|