OpenTechnical

OT-2026-000093224

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000093224) never changes.

Identity and time

Publication numberOT-2026-000093224 · never reused
Internal UUID01a0ae9e-0911-74b7-84ce-16bd7e496c80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093224
StatusPUBLIC

Content hashes

Canonical text0644859afa9d8dd386eb58d5903838e16f007bf6a59083c9961995160b69c3b7
Markdownd632c99a0644870546bbfa17a4709c9e71b99a927bc80f759cea60e97f988e05
PDF
Publication pagea7dbd680587ff5b465b041181ac61121cf653b95830e2de06c20fa6ce23ca356
Manifest156996045810ff1375589decb66ab47a3bf108c1c5ee3588309babb2f9ef5a52

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
SignaturevLPO3XuOUsxHtF+Npb8+yyvgffn5S7LgwDsmvRWsfkxUuof/48nCpBnF5CJuoSctB0r44zXtEDjLt5s2XGTdDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:33.726518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093224
observed a7dbd680587ff5b465b041181ac61121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.708740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093224/manifest.json
observed 156996045810ff1375589decb66ab47a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.691508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093224/publication.md
observed d632c99a0644870546bbfa17a4709c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.675762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093224/publication.txt
observed 0644859afa9d8dd386eb58d5903838e1...
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.