OpenTechnical

OT-2026-000044108

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000044108) never changes.

Identity and time

Publication numberOT-2026-000044108 · never reused
Internal UUID01a0ae7b-d67a-756a-8d79-d86c348f0aea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044108
StatusPUBLIC

Content hashes

Canonical text4725d6a4701b179f356b1a5039272a9f5c9366629f711e9222fe580f22250755
Markdown82262ae1d9711783bb45b3b4c159eeec3df82355c90dc7b2ebb683362d39bc2d
PDF
Publication pageda1d4fac991ca23d6099579ff1b577195757b161846d52bc87cc87d27c4f74ab
Manifest405a627af5e43e36abbf146cfb80bbb3d5da064e884b23c99fb1b4936f66e467

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
SignatureBY4xV087qQh35o1tGUYucouXFBco3cP7yoIXE1GuelJ0aixCzsaT3SFRgj0hjn6OUkF8KpMVWjFnk7iJa6VECA==
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

2026-09-17T11:12:31.194133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044108
observed da1d4fac991ca23d6099579ff1b57719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.175429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044108/manifest.json
observed 405a627af5e43e36abbf146cfb80bbb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.155315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044108/publication.md
observed 82262ae1d9711783bb45b3b4c159eeec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.136438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044108/publication.txt
observed 4725d6a4701b179f356b1a5039272a9f...
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.