OT-2026-000027511
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, 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-2026-000027511) never changes.
Identity and time
| Publication number | OT-2026-000027511 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-7af6-9e01-aab38fc9f1d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027511 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd10531984d19e43c942d3a586d1bba668cd9f2a59d9271c53813b9585a68220 |
|---|---|
| Markdown | 3501f6290505321a1f6adf44260d2032884e1f4d733c12e2dc357d4fc1428e3c |
| Publication page | 299bbb396782162571cce83fceb31517f1b3bf8738cd92c40024eac602d67dc4 |
| Manifest | 7d28777a9518fc0fc1082b21ed95b4531c4b87b292a568e1c3d78e37e6882e67 |
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 | gRlj6gDOEPhz4IFUPX1wK1xrW0FpPosbVWePULdvdkf8TEXpdqO58Qxra7uE+XcSOPdyuGJ5t9FadYGt0gCdBQ== |
| 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
| 2026-09-17T11:42:59.242326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027511observed 299bbb396782162571cce83fceb31517...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:59.222847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027511/manifest.jsonobserved 7d28777a9518fc0fc1082b21ed95b453...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:59.206034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027511/publication.mdobserved 3501f6290505321a1f6adf44260d2032...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:59.188273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027511/publication.txtobserved cd10531984d19e43c942d3a586d1bba6...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. |
|---|