OT-2026-000037419
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line 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-2026-000037419) never changes.
Identity and time
| Publication number | OT-2026-000037419 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8cd-7a89-a46e-2d8acf45accd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037419 |
| Status | PUBLIC |
Content hashes
| Canonical text | f76ab136ffd1c9e4f2d9cfe37fd9e76b9ab1916a11829b5c0da7b8793766cffe |
|---|---|
| Markdown | 74f10607b065610901a158262c10b42cbaf6f7cecca29493e5eeb6fbb7295b90 |
| Publication page | 1f396ae7c4b7ffc405fb3f3de0991203b5ff365842dd68750a9285091372348b |
| Manifest | 9f18d1f12e9e1476f5b01b714335427fa300a13ade5437fe219d054e972f0af6 |
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 | zRph5fq90NnZ1l/6fbw7N0HQ5u/iv2yoFypXs/ueaZZQnRRHo+2z4/Y/hHWnc48rcuEW0oC/gezjaYuCiM0YCA== |
| 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
| 2026-09-17T11:23:47.600444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037419observed 1f396ae7c4b7ffc405fb3f3de0991203...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:47.579523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037419/manifest.jsonobserved 9f18d1f12e9e1476f5b01b714335427f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:47.562131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037419/publication.mdobserved 74f10607b065610901a158262c10b42c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:47.545583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037419/publication.txtobserved f76ab136ffd1c9e4f2d9cfe37fd9e76b...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. |
|---|