OT-2026-000042597
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000042597) never changes.
Identity and time
| Publication number | OT-2026-000042597 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0ce-7942-8ac1-b2edc69f0b6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042597 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0139ead116422441efac6e436a9131e7bcd19db617bfd06eb0a82c4be899400c |
|---|---|
| Markdown | d0e2f9e07e460517376bf2deb9e4492b75110ef23d8a93691e5c6440d9827c0e |
| Publication page | ba88a64795d401f303a1c6cec1ecc7eebdac5d0fb937a8dfb005dd0efb88bb53 |
| Manifest | e2fc0fccb25c381dc92be8d12b4cee6b1199ee2e9140f54c1e0932b88ead6e90 |
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 | dE9fSxssHUcqOUtQqn97AzRz3Zx1k4EF8SIaCmcnwDGUplnkJ5q9r+gtjqNOgzbwIUaAscOk0UN4qwI8ZtSDAw== |
| 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
| 2026-09-17T11:14:19.238096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042597observed ba88a64795d401f303a1c6cec1ecc7ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:19.219649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042597/manifest.jsonobserved e2fc0fccb25c381dc92be8d12b4cee6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:19.199112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042597/publication.mdobserved d0e2f9e07e460517376bf2deb9e4492b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:19.153668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042597/publication.txtobserved 0139ead116422441efac6e436a9131e7...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. |
|---|