OT-2026-000029335
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum 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-2026-000029335) never changes.
Identity and time
| Publication number | OT-2026-000029335 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e20-7624-8d52-9b80310c016a · 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-2026-000029335 |
| Status | PUBLIC |
Content hashes
| Canonical text | 421468ac89572032b4357ac017ef42f12c352f57bd78f1b7a53f34334020f298 |
|---|---|
| Markdown | 2912e2e20f23b1bc76a96a8986de8eb5ccb317ba586010a77f00f39b5e3f18c1 |
| Publication page | f9af328c6944e9cfca94d7cde30219c1cae1a01864eb967ba2261bd028af4723 |
| Manifest | b47b4becdaab518b7245f2d7add361c2ea78b0f5e14c00aa2f0cd275d8c4521f |
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 | LruQLEc2FD1XegAaxDbmEY2JFGak7SUpodx+IWBrZk7Jw8Z4kOD7N7uuG6tsX7HtvJziSU5XdafqW+etgqjbAw== |
| 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
| 2026-09-17T11:38:53.007388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029335observed f9af328c6944e9cfca94d7cde30219c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:52.979286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029335/manifest.jsonobserved b47b4becdaab518b7245f2d7add361c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:52.960910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029335/publication.mdobserved 2912e2e20f23b1bc76a96a8986de8eb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:52.940901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029335/publication.txtobserved 421468ac89572032b4357ac017ef42f1...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. |
|---|