OT-2026-000021360
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000021360) never changes.
Identity and time
| Publication number | OT-2026-000021360 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7f56-9d83-54cef5f53919 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021360 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8605a8bf345efc9a6a86d007b34e522eef45b6b9d540430a6d511def1af3b5e |
|---|---|
| Markdown | 12b0ee9c091aca55cc0283fc7fa6b054842e1dfc6e8273e215e60d0c49372343 |
| Publication page | c27570c2055895c899ad774985e108354f5eef8c0619940d57e46b7586570e2d |
| Manifest | 1ace27ae8d8f151f876658a66ec6fc977af5be5a65bea1a3c88dd9153be0ded8 |
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 | u+ETth85i5cR+2xC1oTD4zWB0OLnUQSPMmSKrUsZ0adJ5cQj5BTWv5vj2G7/JJGQVxuRay+04a9q7uXk7G1oAw== |
| 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
| 2026-09-17T11:55:13.339090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021360observed c27570c2055895c899ad774985e10835...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:13.317967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021360/manifest.jsonobserved 1ace27ae8d8f151f876658a66ec6fc97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:13.297891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021360/publication.mdobserved 12b0ee9c091aca55cc0283fc7fa6b054...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:13.278631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021360/publication.txtobserved d8605a8bf345efc9a6a86d007b34e522...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. |
|---|