OT-2026-000019270
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000019270) never changes.
Identity and time
| Publication number | OT-2026-000019270 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7c9c-afdd-9d31ac5ba86f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019270 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d0eba4864a02f582dd47ff87ad73dfa7fda4554ffcb26fa7aa6d9072c2a7ae7 |
|---|---|
| Markdown | 20b25370e83570915b822ef28680299e588629a9b7cce80fb018d8de2c0463ba |
| Publication page | 67b4036a25574370c30a31d33b97b01c703c5c1de3f95f77074b25530f919c3b |
| Manifest | 17ac50726acf2fe8f69008cf4fcae780cc3063639353a76e39db226d714feaf3 |
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 | CxyRusNQAfdhY2/z4CTWvj0UvwvnEW1AHov7XrKE7beW29V0yaRBSTaHxDFEaJNP4MVULgeeJiJcJwhfFgaQCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:37.120768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019270observed 67b4036a25574370c30a31d33b97b01c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:37.102456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019270/manifest.jsonobserved 17ac50726acf2fe8f69008cf4fcae780...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:37.080725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019270/publication.mdobserved 20b25370e83570915b822ef28680299e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:37.062397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019270/publication.txtobserved 5d0eba4864a02f582dd47ff87ad73dfa...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. |
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