OT-2026-000007821
Publication integrity record
Three cup vacuum gripper, three zone face, three stage ejector, 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-2026-000007821) never changes.
Identity and time
| Publication number | OT-2026-000007821 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908a-7747-9e1b-eb1afb2040df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007821 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad25e70b59845cdaf8b210574dfc575496ee6f272ef8b9a495f0b229c45a8f46 |
|---|---|
| Markdown | dea494468f70f3402db85f781cfca4d9dbb193d8e363c6453a34ab177a37c699 |
| Publication page | 8c642089f737735bca9efb7683b52d79bd8c805821d20be94f304caa80ddd9a2 |
| Manifest | 0103f4d32f46504de45bcd34362936d75348f4fb59b420e3aa9509281b5216ec |
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 | sXijOz7g4CgUjti42P9og/2oA4qUz4kvvssCRf9yydEL69V2uQqD/b09u70Z5qw7sUOvsAkNgyRm2hVzxiQXBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:16.083033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007821observed 8c642089f737735bca9efb7683b52d79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:16.063296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007821/manifest.jsonobserved 0103f4d32f46504de45bcd34362936d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:16.045498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007821/publication.mdobserved dea494468f70f3402db85f781cfca4d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:16.026609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007821/publication.txtobserved ad25e70b59845cdaf8b210574dfc5754...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:49.156990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007821observed 8c642089f737735bca9efb7683b52d79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:49.137651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007821/manifest.jsonobserved 0103f4d32f46504de45bcd34362936d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:49.118498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007821/publication.mdobserved dea494468f70f3402db85f781cfca4d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:49.004752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007821/publication.txtobserved ad25e70b59845cdaf8b210574dfc5754...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. |
|---|