OT-2026-000006886
Publication integrity record
Vacuum cup gripper, three zone face, pump fed, contact triggered, vented after set down
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-2026-000006886) never changes.
Identity and time
| Publication number | OT-2026-000006886 · never reused |
|---|---|
| Internal UUID | 01a0a96a-d6ef-7c0b-82bf-87f9437d12f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:52:26.483995Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006886 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b70e59e1cc49127e421eff6b73972b453de18c8ff68daecbb2daa1cf757a5d7 |
|---|---|
| Markdown | c33e5618541a35f8d92aa53f10438f3708872eec633c39080e42995bf8fe2d10 |
| Publication page | 1681fdb3fc7c8969643bc38336357777df0ae7cc993a78b095017b1b6aa1cd87 |
| Manifest | 31e4a594aba1c73aadbce6bc0400e2f9f29b24d284cb3879bfff07d874aa37bf |
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 | +xHBDzTj90TEyYrevq0r12MjrwFAYhB5KPgPwunWf5kU1B6gwQSRDDBIIUrMBwkEksLI3TzBv2v9IHXeBarYBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:25.474559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006886observed 1681fdb3fc7c8969643bc38336357777...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:25.461837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006886/manifest.jsonobserved 31e4a594aba1c73aadbce6bc0400e2f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:25.448672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006886/publication.mdobserved c33e5618541a35f8d92aa53f10438f37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:25.436497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006886/publication.txtobserved 3b70e59e1cc49127e421eff6b73972b4...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. |
|---|