OT-2026-000089730
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000089730) never changes.
Identity and time
| Publication number | OT-2026-000089730 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-77aa-a035-51a6975ac1f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089730 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9870cdbe942c87eb4a608b0b5fc34cb14aa017d96574d9a386496bf38c91bae |
|---|---|
| Markdown | 100f582a6947c2f0e6ddcc530ddfba7ea7265377d0350e186be1caa4a9ef00f0 |
| Publication page | 397953e840af79bb329b7a1f6229a369d455d90f868e4d548f6c305c3c07bd12 |
| Manifest | 71e704df7c23ba6f43015b91a0d3a1f70bf7dd86f287d7d5ace55eb91e44b645 |
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 | DYRmn2Yapba34W4doEykFVT4Nox/26aK7EefeOj9s+Mwahf8OJuYyB5XqOiCErlxjxLuanCieB93QwMSZMwIAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:44.240313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089730observed 397953e840af79bb329b7a1f6229a369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:44.222539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089730/manifest.jsonobserved 71e704df7c23ba6f43015b91a0d3a1f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:44.205996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089730/publication.mdobserved 100f582a6947c2f0e6ddcc530ddfba7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:44.188119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089730/publication.txtobserved e9870cdbe942c87eb4a608b0b5fc34cb...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. |
|---|