OT-2026-000004460
Publication integrity record
Porous face vacuum gripper, common isolation valve, six outlet manifold, ejector fed, pressure verified
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-2026-000004460) never changes.
Identity and time
| Publication number | OT-2026-000004460 · never reused |
|---|---|
| Internal UUID | 01a0a918-7ac2-7e3b-bdb3-07684dd910f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:22:28.933435Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004460 |
| Status | PUBLIC |
Content hashes
| Canonical text | 16c6a65f637f02c768bda33001f1ec2c72002bf4988de64f3e06e0930e323440 |
|---|---|
| Markdown | 35ace3df7efaea9d2c47f4fb97293f0684e9cce00005d1a211f944b380581e85 |
| Publication page | 6e980ab9399f23a7695e54b22ef13c5deb1437285b3e69cbd8c566a35ccf36ac |
| Manifest | 34dab1c6111a2c80ec879fedb18ac3dbaf5b89f3663c0f53bc266a69939e4634 |
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 | CjXg6WHEVI3ZLgu/riljyv39hDeSj4WP+z2WUrFsRNdApcIx2zcJXYQwmm2hB48GlaYrviK9leuWJUv9DYG6Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:25.143961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004460observed 6e980ab9399f23a7695e54b22ef13c5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:25.128804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004460/manifest.jsonobserved 34dab1c6111a2c80ec879fedb18ac3db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:24.991319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004460/publication.mdobserved 35ace3df7efaea9d2c47f4fb97293f06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:24.977680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004460/publication.txtobserved 16c6a65f637f02c768bda33001f1ec2c...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. |
|---|