OpenTechnical

OT-2026-000054218

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000054218) never changes.

Identity and time

Publication numberOT-2026-000054218 · never reused
Internal UUID01a0ae85-b3a9-7443-bd35-3a4a12294390 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054218
StatusPUBLIC

Content hashes

Canonical textbb2969fcc5859548f17eebf6ccd5ba666ecc330a36d43e1d138b5477bf15a89c
Markdown1b9bdfdf68b6b402fa430528c9b06d5a8303cb2dc80aa14e877072b312c84ae5
PDF
Publication pageca20f75f219d3630b5e5e9af154086485a833b4e0ca86ec716fe3b10b4adf05e
Manifest3fb8014bb78b208ee1ea2cba8d7a8907bd8f5a8e71353a92538d9e0bf6ff4fc9

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
Signaturetqva1qbflJ196EssarL3I2PFBpN0N5xrjOLpQlZlBekIeylr4Wg5VDO4HGrvsbk0sAinS/ioouX85mhD7iCIDw==
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

2026-09-17T10:54:36.753785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054218
observed ca20f75f219d3630b5e5e9af15408648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:36.736543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054218/manifest.json
observed 3fb8014bb78b208ee1ea2cba8d7a8907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:36.717751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054218/publication.md
observed 1b9bdfdf68b6b402fa430528c9b06d5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:36.698105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054218/publication.txt
observed bb2969fcc5859548f17eebf6ccd5ba66...
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.