OT-2026-000054256
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000054256) never changes.
Identity and time
| Publication number | OT-2026-000054256 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-7e2d-b28d-8c287168c4c8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054256 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d0d393c3bd50f867d9a6eb6d5dda3beec8e69cc808fe3dbaa55a646ba31273f |
|---|---|
| Markdown | 7a60f16afe805e16e56be6ddfe6e4195fcdc19fc232577d9d76649f182927cb4 |
| Publication page | f7571a52ff1913387f0157c5be538a77daacfdc67a4f2ea6991848aff71aa831 |
| Manifest | bab17dfaff2542d4298ef18690e45151c1c086496cd87102bd41a3fc6cfa69ca |
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 | blTohe7ZomFIi25v57VPgqcKdOBMYWO7EAZ+gHZqNtq2al6nkAbZBjXZcGTPCtWn3rmH5MctGk1A/F+kn9L3BQ== |
| 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
| 2026-09-17T10:54:44.675656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054256observed f7571a52ff1913387f0157c5be538a77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:44.656468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054256/manifest.jsonobserved bab17dfaff2542d4298ef18690e45151...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:44.637005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054256/publication.mdobserved 7a60f16afe805e16e56be6ddfe6e4195...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:44.617999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054256/publication.txtobserved 7d0d393c3bd50f867d9a6eb6d5dda3be...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. |
|---|