OpenTechnical

OT-2026-000040186

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000040186) never changes.

Identity and time

Publication numberOT-2026-000040186 · never reused
Internal UUID01a0ae79-26ff-7170-80b3-33414511557f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040186
StatusPUBLIC

Content hashes

Canonical text1d2fe8af705e9ce2f712d09e8009c87e065a78fc90a59e6800336da98d65f9f7
Markdown784b86cfaf6756d17806cbc93aa473af5566c0397251a99d991f837361c95f0f
PDF
Publication page295f2ad85298482ed008f39c66108800940ed51b1c8e23a5a5d72f5b52ab4fcf
Manifestc688fc531c340f6d8ead2d0190595c461ea494e9ec267af83a832426f26bc333

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
Signature7kHitQXQIXQmm5vUbME6Gje23rWyi5daGyrfx6a5NrNzpD0T7RHF3laSHSVlGhV/hEnt4lJD5rffW8z33z8GDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:04.077383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040186
observed 295f2ad85298482ed008f39c66108800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:04.037541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040186/manifest.json
observed c688fc531c340f6d8ead2d0190595c46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:04.020795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040186/publication.md
observed 784b86cfaf6756d17806cbc93aa473af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:03.980403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040186/publication.txt
observed 1d2fe8af705e9ce2f712d09e8009c87e...
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.