OT-2026-000057938
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000057938) never changes.
Identity and time
| Publication number | OT-2026-000057938 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7d13-8192-1a7f48d29ec4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057938 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e8d3df54510a2c4178d99c00acb94d74bb8c1214b3919a133afb2a52e2e3e6c |
|---|---|
| Markdown | be051b04d0f880a227f642fd0736224aef9941c3bfefb3a9a63f5fefda3034cd |
| Publication page | 221fc8bdc06911e813667beafb47f9e8917d19aca1021399f25bdaa87efccc09 |
| Manifest | 69f88de50d099c6291ee56fcb47194778349a8bfa0878952e457c53b3db9aee9 |
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 | dnyePOON7poDWNX07M+9ijEAZn9+dPSzkeiILrX8AJ+wiRTVfsv9/55UKzGR7fFtNMkcV6xYT+MMJucPDrmRCg== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:33.373939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057938observed 221fc8bdc06911e813667beafb47f9e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:33.353856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057938/manifest.jsonobserved 69f88de50d099c6291ee56fcb4719477...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:33.334773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057938/publication.mdobserved be051b04d0f880a227f642fd0736224a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:33.315675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057938/publication.txtobserved 1e8d3df54510a2c4178d99c00acb94d7...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. |
|---|