OT-2026-000006445
Publication integrity record
Porous face vacuum gripper, four zone face, ejector fed, vented after set down, open cell
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-2026-000006445) never changes.
Identity and time
| Publication number | OT-2026-000006445 · never reused |
|---|---|
| Internal UUID | 01a0a95b-7ced-7a3e-a442-092db0f8691a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:35:40.401938Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006445 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8892da57cbe3215f44ca5bac9125951298957686aff7b0afc236aba5ef416d4 |
|---|---|
| Markdown | bc00bd868d7b9605b123746849a450237f1f3602fc8542a0b435cc5ddc8b2818 |
| Publication page | c8bdca10def7d3ee1483c15059f221feef1f43bdf8b5f9bfcb352f225b90970d |
| Manifest | 71cf7a54ffe3cb263106dfa9cd8d997c5fd96701d8c5a304a3a8c7c6a7dae38f |
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 | TH6kA5M4G4a0z12bFTok380K/PDTRfD1mk01/nTHAz0KMKim1tbX6bJwbjtV/WFR2Xee+YAWPoN7h2VMAQk+Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:16.716684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006445observed c8bdca10def7d3ee1483c15059f221fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:16.702248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006445/manifest.jsonobserved 71cf7a54ffe3cb263106dfa9cd8d997c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:16.689090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006445/publication.mdobserved bc00bd868d7b9605b123746849a45023...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:16.676136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006445/publication.txtobserved d8892da57cbe3215f44ca5bac9125951...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. |
|---|