OpenTechnical

OT-2026-000044846

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000044846) never changes.

Identity and time

Publication numberOT-2026-000044846 · never reused
Internal UUID01a0ae7c-911b-7454-80bb-b2dcdeb5fcd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044846
StatusPUBLIC

Content hashes

Canonical text7a91870e9cfb109dc6b280f197d1624c1eb71468e685f7dc71b7eb71fef88210
Markdown14b28a81bf58b6321f3cf12ef7865341439553c91bc6f02f3b36251e7e1c39b2
PDF
Publication page0b98ee90b639089116e60c72d21770d877ecd2417568c01e42079b06282e405e
Manifestfde4c2693aa6de16e5414d6ff282640eea8bac628140ea306b9de5405e306c72

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
SignaturegT4eru24/du9oLz1Uqj5lavOWg/TgA6WS/tKqkMLTmWUjtwjb4Z5qhYXdwVDu6qRKvstobcn/LI9eSigFs49BA==
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

2026-09-17T11:11:29.408868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044846
observed 0b98ee90b639089116e60c72d21770d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.390857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044846/manifest.json
observed fde4c2693aa6de16e5414d6ff282640e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.372153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044846/publication.md
observed 14b28a81bf58b6321f3cf12ef7865341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.352654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044846/publication.txt
observed 7a91870e9cfb109dc6b280f197d1624c...
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.