OpenTechnical

OT-2026-000060427

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000060427) never changes.

Identity and time

Publication numberOT-2026-000060427 · never reused
Internal UUID01a0ae8a-b7cb-7fb2-a2a5-4de1c0147827 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060427
StatusPUBLIC

Content hashes

Canonical text18f5ec5338daa5629ed6b22ed0cd1ce90ce9ff19603383cb2075c250bc6e90b1
Markdown7aed1eb5896eeda6dec26ba0fe871a807c683be555f82507651efdc27dbc6aab
PDF
Publication page4c99131158bab21e4c632be694c9f4cd75532fcbe3733cd68ed61ae1475da492
Manifest466d097b36afe686495fbceb3556f43140b5bc55de66867cc0eeed49fd66ef2b

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
SignaturebYIzAkZZzzlw7PpvIR3q2MYMnhq2WMH2NzncjpwYzoQ549AukKV6BzbgHtH+8Szc8psENmtUautdSSYKxAFRBg==
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...

Independent retrieval

2026-09-17T10:42:54.156180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060427
observed 4c99131158bab21e4c632be694c9f4cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:54.136909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060427/manifest.json
observed 466d097b36afe686495fbceb3556f431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:54.117523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060427/publication.md
observed 7aed1eb5896eeda6dec26ba0fe871a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:54.100705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060427/publication.txt
observed 18f5ec5338daa5629ed6b22ed0cd1ce9...
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.