OpenTechnical

OT-2026-000066230

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000066230) never changes.

Identity and time

Publication numberOT-2026-000066230 · never reused
Internal UUID01a0ae8e-8dc3-7cbf-af29-7e221e944646 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066230
StatusPUBLIC

Content hashes

Canonical textcd392c4854bdc20ad79e8c49986b9893c693eafada40d5872db13902df5eb338
Markdown46d2259c0f9870df4a2c530641caf4db0ab401f64b3d198c1061502d3ffece0c
PDF
Publication pagee4fe4f2070084a4f7fc90287a7fa99200a093d451b88bde08c9a1110fce03f2e
Manifesta5fd2ed841babb936faf87c717f1dd0843486cc003629f3635b035e456ad42ee

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureDl4cOiZs2BLjMqqV1XB132BFCmC6OhZT8QYi3tJGmLlZU5N1/FtzsNpGcsupl6xL0dmeSmTF3AdvvjjLs9GHAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:23.699865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066230
observed e4fe4f2070084a4f7fc90287a7fa9920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.680778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066230/manifest.json
observed a5fd2ed841babb936faf87c717f1dd08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.663441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066230/publication.md
observed 46d2259c0f9870df4a2c530641caf4db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.645160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066230/publication.txt
observed cd392c4854bdc20ad79e8c49986b9893...
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 archivePending 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 packagePending Custody packages are produced weekly.