OT-2026-000007444
Publication integrity record
Vacuum cup gripper, four zone face, ejector fed, pressure verified, contact triggered, polyurethane cups
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-2026-000007444) never changes.
Identity and time
| Publication number | OT-2026-000007444 · never reused |
|---|---|
| Internal UUID | 01a0a97f-0507-7834-935d-c06bbe9a9f6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:14:29.003060Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007444 |
| Status | PUBLIC |
Content hashes
| Canonical text | c137cc6a936bb4bc3f2f30f3b0c05ac5224128340c8656e570be61ad778615a1 |
|---|---|
| Markdown | c1d1b4a0e9e3291ad1bbddaa9ccd85a2ba1a585bbce19f3960c835bce98a6e10 |
| Publication page | 8bdad57c08d4f6fb6864758983ac09453025405fae0188726767f20c28115736 |
| Manifest | 89952b98e23157577dda75384cd26a404ad77e257a2ece0eb4aefba173ea92ea |
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 | SKQKR3V96/8spnj4oZloO1x74a/RHbdjApQtV6CIRF1ws8HfKdDQgoeL4l2XWN+Kgd0apKaeaQaIEysFZ1+MDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:05.042750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007444observed 8bdad57c08d4f6fb6864758983ac0945...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:05.031079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007444/manifest.jsonobserved 89952b98e23157577dda75384cd26a40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.018560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007444/publication.mdobserved c1d1b4a0e9e3291ad1bbddaa9ccd85a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.004671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007444/publication.txtobserved c137cc6a936bb4bc3f2f30f3b0c05ac5...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. |
|---|