OpenTechnical

OT-2026-000050387

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000050387) never changes.

Identity and time

Publication numberOT-2026-000050387 · never reused
Internal UUID01a0ae82-5c47-726b-829f-082a58272f42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050387
StatusPUBLIC

Content hashes

Canonical text34950edcf499c8594ae0ad5c65de2f90323c6db648b018cadb56ebe9e51dcd36
Markdownd277fafd8f2a8277a3331c579150224244b0ae7c4649b95198c6e950407a3443
PDF
Publication page62603bbb50a54aefa54011488c0d22a55504e2b805c57f8de7f08864ec7c3608
Manifest869355ffc8d678d4da194a8e7025a415426cccfe5bda658297b3b608ce02cf8e

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
SignaturefD145gS90/Kcyg7RGcj3+wafKHrKtZLp+0AW9777+gL8xe25ObcCyStGmYs2z+YI2mNaaH3sL2VXf6ttECk0Dw==
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

2026-09-17T11:01:25.490348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050387
observed 62603bbb50a54aefa54011488c0d22a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.473639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050387/manifest.json
observed 869355ffc8d678d4da194a8e7025a415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.455807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050387/publication.md
observed d277fafd8f2a8277a3331c5791502242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.412194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050387/publication.txt
observed 34950edcf499c8594ae0ad5c65de2f90...
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.