OT-2026-000029503
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000029503) never changes.
Identity and time
| Publication number | OT-2026-000029503 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-74b1-9b30-260c74cef1e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029503 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d30beb50b2f81d50adfbe3c24e45323555086bcfc88d75f71bde998e2dc5a01 |
|---|---|
| Markdown | b715de4c30a4f8d51b2e141175f2957f48c24bdc0ba52fd788a2b5d53836deec |
| Publication page | 9ea5e3cab16db8f01cb28faca5a628e7cda1f50fa8f9ba6686eb95cda8ee9ded |
| Manifest | 42bab8e3d379c6815c58cc5a99a0954507a62a1302eb8ed5252003514939267d |
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 | 6ow+QgXGeJSwtmIVOygiz3bRoHHZadj4lf4yRHhoHWhx3AeXvJyRKyIPPFqSo45nx7ZwpkjPzb9PwiwjBq0CBg== |
| 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
| 2026-09-17T11:39:08.138475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029503observed 9ea5e3cab16db8f01cb28faca5a628e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:08.122167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029503/manifest.jsonobserved 42bab8e3d379c6815c58cc5a99a09545...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:08.107446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029503/publication.mdobserved b715de4c30a4f8d51b2e141175f2957f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:08.090743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029503/publication.txtobserved 3d30beb50b2f81d50adfbe3c24e45323...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. |
|---|