OpenTechnical

OT-2026-000033851

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, supply line 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-2026-000033851) never changes.

Identity and time

Publication numberOT-2026-000033851 · never reused
Internal UUID01a0ae75-a391-757d-accd-ea9918454a9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033851
StatusPUBLIC

Content hashes

Canonical text22f36bee555372be20284b881ba4a77ee0d5e9d0b49f458ad7e3ca2bc7536f0c
Markdownc44612969fb2113fa8fa15cf200a467913fe45374ee9f830ce83d528ca899d00
PDF
Publication pagee1a6961a0d1101c683f41c2f5fa783da7bfb62b0ac70e4ee197f38b8d3ed537b
Manifest1d9fafe5ff114991e0b97194d2ec6efd1de6f61cef2b7bac6713661bd3fe3727

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
SignatureNaCJi9/VA9Oaq2HX/5Iffl1iWW4mOhfVrMikUvaQps3YM7TIj/t0yD7kdcaHf2kKtI16otEio5bXfsTiQK0vAA==
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

2026-09-17T11:31:54.610089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033851
observed e1a6961a0d1101c683f41c2f5fa783da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.592799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033851/manifest.json
observed 1d9fafe5ff114991e0b97194d2ec6efd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.572530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033851/publication.md
observed c44612969fb2113fa8fa15cf200a4679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.552301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033851/publication.txt
observed 22f36bee555372be20284b881ba4a77e...
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.