OT-2026-000053893
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000053893) never changes.
Identity and time
| Publication number | OT-2026-000053893 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7339-b170-ffc58503e711 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053893 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58ab7f70d88929e2ee18f5a0ff6dc7af5f1685bfade43bc1b16b08d845dc667f |
|---|---|
| Markdown | 387c83d8cbf9d413eb28861075914cca960ad1a06cf3e493956a8042d8e53dab |
| Publication page | 002bf15b1d9217bfffafd52b5b2fb0cce310f2ca9b1d9e05b32ad5939709417a |
| Manifest | 95e72f691a7f6998943078f842323accf1f9a37aa58b0081236a728b1b595995 |
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 | qJcTVm+MhMkZcUBdelWNkEoJsxjsxkTQ0mIaF9Rl1XxqhG6TyLDXUr5byaS/iwyFEjE3y+T+Q/QiWJOuiYPVBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T08:40:44.297102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053893observed 002bf15b1d9217bfffafd52b5b2fb0cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:44.275671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053893/manifest.jsonobserved 95e72f691a7f6998943078f842323acc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:44.255434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053893/publication.mdobserved 387c83d8cbf9d413eb28861075914cca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:44.236185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053893/publication.txtobserved 58ab7f70d88929e2ee18f5a0ff6dc7af...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. |
|---|