OT-2026-000004664
Publication integrity record
Bellows cup vacuum gripper, four zone face, per zone isolation, ejector fed
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-2026-000004664) never changes.
Identity and time
| Publication number | OT-2026-000004664 · never reused |
|---|---|
| Internal UUID | 01a0a91f-4e06-7f5e-89bc-126a8b474e16 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:29:56.233858Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004664 |
| Status | PUBLIC |
Content hashes
| Canonical text | d91d5a9270caa5e5438d2322510efda0b218fac7c4a27e1ed23deafd36ddb984 |
|---|---|
| Markdown | cc86d0cf863b0c7a8dcc64e58145a199f4403150e42ea40b66eeea32d1e39e3e |
| Publication page | 93c92fc0c954a5a419bd03c50f1778a99e046a905ce4208aafe0dfb88bd9e806 |
| Manifest | 49c2c4b3396c2137d30877943f76b5026705757e7f64e377c28db6992d5b67a6 |
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 | 3YKP/QeSnm7LfbGv1aBJdB+iC9v4DbsETgMYwVKt9Z3drnx61H+J9dz6pvApDP8u2esiiKkhh8qdJ4UcPe9fBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:02.724768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004664observed 93c92fc0c954a5a419bd03c50f1778a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:02.710612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004664/manifest.jsonobserved 49c2c4b3396c2137d30877943f76b502...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:02.693529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004664/publication.mdobserved cc86d0cf863b0c7a8dcc64e58145a199...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:02.676277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004664/publication.txtobserved d91d5a9270caa5e5438d2322510efda0...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. |
|---|