OpenTechnical

OT-2026-000053360

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000053360) never changes.

Identity and time

Publication numberOT-2026-000053360 · never reused
Internal UUID01a0ae85-0a8f-7e72-92ff-ed5b19bd5444 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053360
StatusPUBLIC

Content hashes

Canonical text71637cd8c233180f6fd559b325b796da3b959d87e793d6ecb53d5cfb04b2c31b
Markdown1f2775ad91730ce1166fada5bbb40e0d6c8634647cf479621e90b751d62507a0
PDF
Publication page4f15f0070c079c738ba6b4337efedd64c8eae0996d1a24ed0070d90fc0f25786
Manifest3e8d356d52467b8c9ff96965be4f5e509176299d51462de2b5409ee3d4f5bbb8

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
SignatureL+y+M4VNYXADIuRT5F3iOzBNsj/m0dhDr44XkmGfdaRDs8PfxGxC5CURR8/1LUSfrhCljbDGG7HgEl1cXgRGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:04.446174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053360
observed 4f15f0070c079c738ba6b4337efedd64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.426128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053360/manifest.json
observed 3e8d356d52467b8c9ff96965be4f5e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.406671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053360/publication.md
observed 1f2775ad91730ce1166fada5bbb40e0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.386951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053360/publication.txt
observed 71637cd8c233180f6fd559b325b796da...
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.